639267468

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{353}}^1\times {\mathrm{21559}}^1$

素因数の和:21926

約数の個数: 48

約数和(自身を含む): 1709621760

約数和(自身を除く): 1070354292

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 353, 706, 1059, 1412, 2118, 2471, 4236, 4942, 7413, 9884, 14826, 21559, 29652, 43118, 64677, 86236, 129354, 150913, 258708, 301826, 452739, 603652, 905478, 1810956, 7610327, 15220654, 22830981, 30441308, 45661962, 53272289, 91323924, 106544578, 159816867, 213089156, 319633734, 639267468]

約数ペア:

[(1, 639267468), (2, 319633734), (3, 213089156), (4, 159816867), (6, 106544578), (7, 91323924), (12, 53272289), (14, 45661962), (21, 30441308), (28, 22830981), (42, 15220654), (84, 7610327), (353, 1810956), (706, 905478), (1059, 603652), (1412, 452739), (2118, 301826), (2471, 258708), (4236, 150913), (4942, 129354), (7413, 86236), (9884, 64677), (14826, 43118), (21559, 29652)]