128843442

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{661}}^1$

素因数の和:713

約数の個数: 144

約数和(自身を含む): 370849752

約数和(自身を除く): 242006310

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 17, 18, 21, 26, 34, 39, 42, 49, 51, 63, 78, 91, 98, 102, 117, 119, 126, 147, 153, 182, 221, 234, 238, 273, 294, 306, 357, 441, 442, 546, 637, 661, 663, 714, 819, 833, 882, 1071, 1274, 1322, 1326, 1547, 1638, 1666, 1911, 1983, 1989, 2142, 2499, 3094, 3822, 3966, 3978, 4627, 4641, 4998, 5733, 5949, 7497, 8593, 9254, 9282, 10829, 11237, 11466, 11898, 13881, 13923, 14994, 17186, 21658, 22474, 25779, 27762, 27846, 32389, 32487, 33711, 41643, 51558, 60151, 64778, 64974, 67422, 77337, 78659, 83286, 97167, 97461, 101133, 120302, 146081, 154674, 157318, 180453, 194334, 194922, 202266, 235977, 291501, 292162, 360906, 421057, 438243, 471954, 541359, 550613, 583002, 707931, 842114, 876486, 1022567, 1082718, 1101226, 1263171, 1314729, 1415862, 1651839, 2045134, 2526342, 2629458, 3067701, 3303678, 3789513, 4955517, 6135402, 7157969, 7579026, 9203103, 9911034, 14315938, 18406206, 21473907, 42947814, 64421721, 128843442]

約数ペア:

[(1, 128843442), (2, 64421721), (3, 42947814), (6, 21473907), (7, 18406206), (9, 14315938), (13, 9911034), (14, 9203103), (17, 7579026), (18, 7157969), (21, 6135402), (26, 4955517), (34, 3789513), (39, 3303678), (42, 3067701), (49, 2629458), (51, 2526342), (63, 2045134), (78, 1651839), (91, 1415862), (98, 1314729), (102, 1263171), (117, 1101226), (119, 1082718), (126, 1022567), (147, 876486), (153, 842114), (182, 707931), (221, 583002), (234, 550613), (238, 541359), (273, 471954), (294, 438243), (306, 421057), (357, 360906), (441, 292162), (442, 291501), (546, 235977), (637, 202266), (661, 194922), (663, 194334), (714, 180453), (819, 157318), (833, 154674), (882, 146081), (1071, 120302), (1274, 101133), (1322, 97461), (1326, 97167), (1547, 83286), (1638, 78659), (1666, 77337), (1911, 67422), (1983, 64974), (1989, 64778), (2142, 60151), (2499, 51558), (3094, 41643), (3822, 33711), (3966, 32487), (3978, 32389), (4627, 27846), (4641, 27762), (4998, 25779), (5733, 22474), (5949, 21658), (7497, 17186), (8593, 14994), (9254, 13923), (9282, 13881), (10829, 11898), (11237, 11466)]