78471354

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1$

素因数の和:172

約数の個数: 128

約数和(自身を含む): 195084288

約数和(自身を除く): 116612934

約数列:

[1, 2, 3, 6, 13, 17, 23, 26, 31, 34, 39, 46, 51, 62, 69, 78, 83, 93, 102, 138, 166, 186, 221, 249, 299, 391, 403, 442, 498, 527, 598, 663, 713, 782, 806, 897, 1054, 1079, 1173, 1209, 1326, 1411, 1426, 1581, 1794, 1909, 2139, 2158, 2346, 2418, 2573, 2822, 3162, 3237, 3818, 4233, 4278, 5083, 5146, 5727, 6474, 6851, 7719, 8466, 9269, 10166, 11454, 12121, 13702, 15249, 15438, 18343, 18538, 20553, 24242, 24817, 27807, 30498, 32453, 33449, 36363, 36686, 41106, 43741, 49634, 55029, 55614, 59179, 64906, 66898, 72726, 74451, 87482, 97359, 100347, 110058, 118358, 131223, 148902, 157573, 177537, 194718, 200694, 262446, 315146, 355074, 421889, 472719, 568633, 769327, 843778, 945438, 1006043, 1137266, 1265667, 1538654, 1705899, 2012086, 2307981, 2531334, 3018129, 3411798, 4615962, 6036258, 13078559, 26157118, 39235677, 78471354]

約数ペア:

[(1, 78471354), (2, 39235677), (3, 26157118), (6, 13078559), (13, 6036258), (17, 4615962), (23, 3411798), (26, 3018129), (31, 2531334), (34, 2307981), (39, 2012086), (46, 1705899), (51, 1538654), (62, 1265667), (69, 1137266), (78, 1006043), (83, 945438), (93, 843778), (102, 769327), (138, 568633), (166, 472719), (186, 421889), (221, 355074), (249, 315146), (299, 262446), (391, 200694), (403, 194718), (442, 177537), (498, 157573), (527, 148902), (598, 131223), (663, 118358), (713, 110058), (782, 100347), (806, 97359), (897, 87482), (1054, 74451), (1079, 72726), (1173, 66898), (1209, 64906), (1326, 59179), (1411, 55614), (1426, 55029), (1581, 49634), (1794, 43741), (1909, 41106), (2139, 36686), (2158, 36363), (2346, 33449), (2418, 32453), (2573, 30498), (2822, 27807), (3162, 24817), (3237, 24242), (3818, 20553), (4233, 18538), (4278, 18343), (5083, 15438), (5146, 15249), (5727, 13702), (6474, 12121), (6851, 11454), (7719, 10166), (8466, 9269)]