15615756

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{547}}^1$

素因数の和:631

約数の個数: 72

約数和(自身を含む): 43285424

約数和(自身を除く): 27669668

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 61, 78, 117, 122, 156, 183, 234, 244, 366, 468, 547, 549, 732, 793, 1094, 1098, 1586, 1641, 2188, 2196, 2379, 3172, 3282, 4758, 4923, 6564, 7111, 7137, 9516, 9846, 14222, 14274, 19692, 21333, 28444, 28548, 33367, 42666, 63999, 66734, 85332, 100101, 127998, 133468, 200202, 255996, 300303, 400404, 433771, 600606, 867542, 1201212, 1301313, 1735084, 2602626, 3903939, 5205252, 7807878, 15615756]

約数ペア:

[(1, 15615756), (2, 7807878), (3, 5205252), (4, 3903939), (6, 2602626), (9, 1735084), (12, 1301313), (13, 1201212), (18, 867542), (26, 600606), (36, 433771), (39, 400404), (52, 300303), (61, 255996), (78, 200202), (117, 133468), (122, 127998), (156, 100101), (183, 85332), (234, 66734), (244, 63999), (366, 42666), (468, 33367), (547, 28548), (549, 28444), (732, 21333), (793, 19692), (1094, 14274), (1098, 14222), (1586, 9846), (1641, 9516), (2188, 7137), (2196, 7111), (2379, 6564), (3172, 4923), (3282, 4758)]