28624365

素因数分解:

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

素因数の和:791

約数の個数: 72

約数和(自身を含む): 62409984

約数和(自身を除く): 33785619

約数列:

[1, 3, 5, 7, 9, 11, 15, 21, 33, 35, 45, 55, 63, 77, 99, 105, 121, 165, 231, 315, 363, 385, 495, 605, 693, 751, 847, 1089, 1155, 1815, 2253, 2541, 3465, 3755, 4235, 5257, 5445, 6759, 7623, 8261, 11265, 12705, 15771, 24783, 26285, 33795, 38115, 41305, 47313, 57827, 74349, 78855, 90871, 123915, 173481, 236565, 272613, 289135, 371745, 454355, 520443, 636097, 817839, 867405, 1363065, 1908291, 2602215, 3180485, 4089195, 5724873, 9541455, 28624365]

約数ペア:

[(1, 28624365), (3, 9541455), (5, 5724873), (7, 4089195), (9, 3180485), (11, 2602215), (15, 1908291), (21, 1363065), (33, 867405), (35, 817839), (45, 636097), (55, 520443), (63, 454355), (77, 371745), (99, 289135), (105, 272613), (121, 236565), (165, 173481), (231, 123915), (315, 90871), (363, 78855), (385, 74349), (495, 57827), (605, 47313), (693, 41305), (751, 38115), (847, 33795), (1089, 26285), (1155, 24783), (1815, 15771), (2253, 12705), (2541, 11265), (3465, 8261), (3755, 7623), (4235, 6759), (5257, 5445)]