2602215

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{751}}^1$

素因数の和:780

約数の個数: 48

約数和(自身を含む): 5630976

約数和(自身を除く): 3028761

約数列:

[1, 3, 5, 7, 9, 11, 15, 21, 33, 35, 45, 55, 63, 77, 99, 105, 165, 231, 315, 385, 495, 693, 751, 1155, 2253, 3465, 3755, 5257, 6759, 8261, 11265, 15771, 24783, 26285, 33795, 41305, 47313, 57827, 74349, 78855, 123915, 173481, 236565, 289135, 371745, 520443, 867405, 2602215]

約数ペア:

[(1, 2602215), (3, 867405), (5, 520443), (7, 371745), (9, 289135), (11, 236565), (15, 173481), (21, 123915), (33, 78855), (35, 74349), (45, 57827), (55, 47313), (63, 41305), (77, 33795), (99, 26285), (105, 24783), (165, 15771), (231, 11265), (315, 8261), (385, 6759), (495, 5257), (693, 3755), (751, 3465), (1155, 2253)]