400241673

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{179}}^1\times {\mathrm{659}}^1$

素因数の和:886

約数の個数: 48

約数和(自身を含む): 648648000

約数和(自身を除く): 248406327

約数列:

[1, 3, 9, 13, 29, 39, 87, 117, 179, 261, 377, 537, 659, 1131, 1611, 1977, 2327, 3393, 5191, 5931, 6981, 8567, 15573, 19111, 20943, 25701, 46719, 57333, 67483, 77103, 117961, 171999, 202449, 248443, 353883, 607347, 745329, 1061649, 1533493, 2235987, 3420869, 4600479, 10262607, 13801437, 30787821, 44471297, 133413891, 400241673]

約数ペア:

[(1, 400241673), (3, 133413891), (9, 44471297), (13, 30787821), (29, 13801437), (39, 10262607), (87, 4600479), (117, 3420869), (179, 2235987), (261, 1533493), (377, 1061649), (537, 745329), (659, 607347), (1131, 353883), (1611, 248443), (1977, 202449), (2327, 171999), (3393, 117961), (5191, 77103), (5931, 67483), (6981, 57333), (8567, 46719), (15573, 25701), (19111, 20943)]