207958725

素因数分解:

$3^3\times 5^2\times {\mathrm{13}}^2\times {\mathrm{1823}}^1$

素因数の和:1868

約数の個数: 72

約数和(自身を含む): 413902080

約数和(自身を除く): 205943355

約数列:

[1, 3, 5, 9, 13, 15, 25, 27, 39, 45, 65, 75, 117, 135, 169, 195, 225, 325, 351, 507, 585, 675, 845, 975, 1521, 1755, 1823, 2535, 2925, 4225, 4563, 5469, 7605, 8775, 9115, 12675, 16407, 22815, 23699, 27345, 38025, 45575, 49221, 71097, 82035, 114075, 118495, 136725, 213291, 246105, 308087, 355485, 410175, 592475, 639873, 924261, 1066455, 1230525, 1540435, 1777425, 2772783, 3199365, 4621305, 5332275, 7702175, 8318349, 13863915, 15996825, 23106525, 41591745, 69319575, 207958725]

約数ペア:

[(1, 207958725), (3, 69319575), (5, 41591745), (9, 23106525), (13, 15996825), (15, 13863915), (25, 8318349), (27, 7702175), (39, 5332275), (45, 4621305), (65, 3199365), (75, 2772783), (117, 1777425), (135, 1540435), (169, 1230525), (195, 1066455), (225, 924261), (325, 639873), (351, 592475), (507, 410175), (585, 355485), (675, 308087), (845, 246105), (975, 213291), (1521, 136725), (1755, 118495), (1823, 114075), (2535, 82035), (2925, 71097), (4225, 49221), (4563, 45575), (5469, 38025), (7605, 27345), (8775, 23699), (9115, 22815), (12675, 16407)]