81719274

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{397}}^1$

素因数の和:464

約数の個数: 96

約数和(自身を含む): 209761920

約数和(自身を除く): 128042646

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 29, 39, 42, 58, 78, 87, 91, 169, 174, 182, 203, 273, 338, 377, 397, 406, 507, 546, 609, 754, 794, 1014, 1131, 1183, 1191, 1218, 2262, 2366, 2382, 2639, 2779, 3549, 4901, 5161, 5278, 5558, 7098, 7917, 8337, 9802, 10322, 11513, 14703, 15483, 15834, 16674, 23026, 29406, 30966, 34307, 34539, 36127, 67093, 68614, 69078, 72254, 80591, 102921, 108381, 134186, 149669, 161182, 201279, 205842, 216762, 241773, 299338, 402558, 449007, 469651, 483546, 898014, 939302, 1047683, 1408953, 1945697, 2095366, 2817906, 3143049, 3891394, 5837091, 6286098, 11674182, 13619879, 27239758, 40859637, 81719274]

約数ペア:

[(1, 81719274), (2, 40859637), (3, 27239758), (6, 13619879), (7, 11674182), (13, 6286098), (14, 5837091), (21, 3891394), (26, 3143049), (29, 2817906), (39, 2095366), (42, 1945697), (58, 1408953), (78, 1047683), (87, 939302), (91, 898014), (169, 483546), (174, 469651), (182, 449007), (203, 402558), (273, 299338), (338, 241773), (377, 216762), (397, 205842), (406, 201279), (507, 161182), (546, 149669), (609, 134186), (754, 108381), (794, 102921), (1014, 80591), (1131, 72254), (1183, 69078), (1191, 68614), (1218, 67093), (2262, 36127), (2366, 34539), (2382, 34307), (2639, 30966), (2779, 29406), (3549, 23026), (4901, 16674), (5161, 15834), (5278, 15483), (5558, 14703), (7098, 11513), (7917, 10322), (8337, 9802)]