11638575

素因数分解:

$3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{173}}^1$

素因数の和:225

約数の個数: 72

約数和(自身を含む): 23560992

約数和(自身を除く): 11922417

約数列:

[1, 3, 5, 9, 13, 15, 23, 25, 39, 45, 65, 69, 75, 115, 117, 173, 195, 207, 225, 299, 325, 345, 519, 575, 585, 865, 897, 975, 1035, 1495, 1557, 1725, 2249, 2595, 2691, 2925, 3979, 4325, 4485, 5175, 6747, 7475, 7785, 11245, 11937, 12975, 13455, 19895, 20241, 22425, 33735, 35811, 38925, 51727, 56225, 59685, 67275, 99475, 101205, 155181, 168675, 179055, 258635, 298425, 465543, 506025, 775905, 895275, 1293175, 2327715, 3879525, 11638575]

約数ペア:

[(1, 11638575), (3, 3879525), (5, 2327715), (9, 1293175), (13, 895275), (15, 775905), (23, 506025), (25, 465543), (39, 298425), (45, 258635), (65, 179055), (69, 168675), (75, 155181), (115, 101205), (117, 99475), (173, 67275), (195, 59685), (207, 56225), (225, 51727), (299, 38925), (325, 35811), (345, 33735), (519, 22425), (575, 20241), (585, 19895), (865, 13455), (897, 12975), (975, 11937), (1035, 11245), (1495, 7785), (1557, 7475), (1725, 6747), (2249, 5175), (2595, 4485), (2691, 4325), (2925, 3979)]