22268025

素因数分解:

$3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{331}}^1$

素因数の和:383

約数の個数: 72

約数和(自身を含む): 44955456

約数和(自身を除く): 22687431

約数列:

[1, 3, 5, 9, 13, 15, 23, 25, 39, 45, 65, 69, 75, 115, 117, 195, 207, 225, 299, 325, 331, 345, 575, 585, 897, 975, 993, 1035, 1495, 1655, 1725, 2691, 2925, 2979, 4303, 4485, 4965, 5175, 7475, 7613, 8275, 12909, 13455, 14895, 21515, 22425, 22839, 24825, 38065, 38727, 64545, 67275, 68517, 74475, 98969, 107575, 114195, 190325, 193635, 296907, 322725, 342585, 494845, 570975, 890721, 968175, 1484535, 1712925, 2474225, 4453605, 7422675, 22268025]

約数ペア:

[(1, 22268025), (3, 7422675), (5, 4453605), (9, 2474225), (13, 1712925), (15, 1484535), (23, 968175), (25, 890721), (39, 570975), (45, 494845), (65, 342585), (69, 322725), (75, 296907), (115, 193635), (117, 190325), (195, 114195), (207, 107575), (225, 98969), (299, 74475), (325, 68517), (331, 67275), (345, 64545), (575, 38727), (585, 38065), (897, 24825), (975, 22839), (993, 22425), (1035, 21515), (1495, 14895), (1655, 13455), (1725, 12909), (2691, 8275), (2925, 7613), (2979, 7475), (4303, 5175), (4485, 4965)]