84728826

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{173}}^1$

素因数の和:237

約数の個数: 144

約数和(自身を含む): 238432896

約数和(自身を除く): 153704070

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 23, 26, 39, 42, 46, 63, 69, 78, 91, 117, 126, 138, 161, 169, 173, 182, 207, 234, 273, 299, 322, 338, 346, 414, 483, 507, 519, 546, 598, 819, 897, 966, 1014, 1038, 1183, 1211, 1449, 1521, 1557, 1638, 1794, 2093, 2249, 2366, 2422, 2691, 2898, 3042, 3114, 3549, 3633, 3887, 3979, 4186, 4498, 5382, 6279, 6747, 7098, 7266, 7774, 7958, 10647, 10899, 11661, 11937, 12558, 13494, 15743, 18837, 20241, 21294, 21798, 23322, 23874, 27209, 27853, 29237, 31486, 34983, 35811, 37674, 40482, 47229, 51727, 54418, 55706, 58474, 69966, 71622, 81627, 83559, 87711, 94458, 103454, 141687, 155181, 163254, 167118, 175422, 204659, 244881, 250677, 263133, 283374, 310362, 362089, 409318, 465543, 489762, 501354, 526266, 613977, 672451, 724178, 931086, 1086267, 1227954, 1344902, 1841931, 2017353, 2172534, 3258801, 3683862, 4034706, 4707157, 6052059, 6517602, 9414314, 12104118, 14121471, 28242942, 42364413, 84728826]

約数ペア:

[(1, 84728826), (2, 42364413), (3, 28242942), (6, 14121471), (7, 12104118), (9, 9414314), (13, 6517602), (14, 6052059), (18, 4707157), (21, 4034706), (23, 3683862), (26, 3258801), (39, 2172534), (42, 2017353), (46, 1841931), (63, 1344902), (69, 1227954), (78, 1086267), (91, 931086), (117, 724178), (126, 672451), (138, 613977), (161, 526266), (169, 501354), (173, 489762), (182, 465543), (207, 409318), (234, 362089), (273, 310362), (299, 283374), (322, 263133), (338, 250677), (346, 244881), (414, 204659), (483, 175422), (507, 167118), (519, 163254), (546, 155181), (598, 141687), (819, 103454), (897, 94458), (966, 87711), (1014, 83559), (1038, 81627), (1183, 71622), (1211, 69966), (1449, 58474), (1521, 55706), (1557, 54418), (1638, 51727), (1794, 47229), (2093, 40482), (2249, 37674), (2366, 35811), (2422, 34983), (2691, 31486), (2898, 29237), (3042, 27853), (3114, 27209), (3549, 23874), (3633, 23322), (3887, 21798), (3979, 21294), (4186, 20241), (4498, 18837), (5382, 15743), (6279, 13494), (6747, 12558), (7098, 11937), (7266, 11661), (7774, 10899), (7958, 10647)]