228031815

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{409}}^1$

素因数の和:568

約数の個数: 64

約数和(自身を含む): 415641600

約数和(自身を除く): 187609785

約数列:

[1, 3, 5, 11, 15, 31, 33, 55, 93, 109, 155, 165, 327, 341, 409, 465, 545, 1023, 1199, 1227, 1635, 1705, 2045, 3379, 3597, 4499, 5115, 5995, 6135, 10137, 12679, 13497, 16895, 17985, 22495, 37169, 38037, 44581, 50685, 63395, 67485, 111507, 133743, 139469, 185845, 190185, 222905, 418407, 490391, 557535, 668715, 697345, 1382011, 1471173, 2092035, 2451955, 4146033, 6910055, 7355865, 15202121, 20730165, 45606363, 76010605, 228031815]

約数ペア:

[(1, 228031815), (3, 76010605), (5, 45606363), (11, 20730165), (15, 15202121), (31, 7355865), (33, 6910055), (55, 4146033), (93, 2451955), (109, 2092035), (155, 1471173), (165, 1382011), (327, 697345), (341, 668715), (409, 557535), (465, 490391), (545, 418407), (1023, 222905), (1199, 190185), (1227, 185845), (1635, 139469), (1705, 133743), (2045, 111507), (3379, 67485), (3597, 63395), (4499, 50685), (5115, 44581), (5995, 38037), (6135, 37169), (10137, 22495), (12679, 17985), (13497, 16895)]