23300745

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{331}}^1$

素因数の和:390

約数の個数: 48

約数和(自身を含む): 42501312

約数和(自身を除く): 19200567

約数列:

[1, 3, 5, 13, 15, 19, 39, 57, 65, 95, 195, 247, 285, 331, 361, 741, 993, 1083, 1235, 1655, 1805, 3705, 4303, 4693, 4965, 5415, 6289, 12909, 14079, 18867, 21515, 23465, 31445, 64545, 70395, 81757, 94335, 119491, 245271, 358473, 408785, 597455, 1226355, 1553383, 1792365, 4660149, 7766915, 23300745]

約数ペア:

[(1, 23300745), (3, 7766915), (5, 4660149), (13, 1792365), (15, 1553383), (19, 1226355), (39, 597455), (57, 408785), (65, 358473), (95, 245271), (195, 119491), (247, 94335), (285, 81757), (331, 70395), (361, 64545), (741, 31445), (993, 23465), (1083, 21515), (1235, 18867), (1655, 14079), (1805, 12909), (3705, 6289), (4303, 5415), (4693, 4965)]