25789218

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{317}}^1$

素因数の和:491

約数の個数: 64

約数和(自身を含む): 64108800

約数和(自身を除く): 38319582

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 78, 91, 149, 182, 273, 298, 317, 447, 546, 634, 894, 951, 1043, 1902, 1937, 2086, 2219, 3129, 3874, 4121, 4438, 5811, 6258, 6657, 8242, 11622, 12363, 13314, 13559, 24726, 27118, 28847, 40677, 47233, 57694, 81354, 86541, 94466, 141699, 173082, 283398, 330631, 614029, 661262, 991893, 1228058, 1842087, 1983786, 3684174, 4298203, 8596406, 12894609, 25789218]

約数ペア:

[(1, 25789218), (2, 12894609), (3, 8596406), (6, 4298203), (7, 3684174), (13, 1983786), (14, 1842087), (21, 1228058), (26, 991893), (39, 661262), (42, 614029), (78, 330631), (91, 283398), (149, 173082), (182, 141699), (273, 94466), (298, 86541), (317, 81354), (447, 57694), (546, 47233), (634, 40677), (894, 28847), (951, 27118), (1043, 24726), (1902, 13559), (1937, 13314), (2086, 12363), (2219, 11622), (3129, 8242), (3874, 6657), (4121, 6258), (4438, 5811)]