390156

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1$

素因数の和:122

約数の個数: 48

約数和(自身を含む): 1020768

約数和(自身を除く): 630612

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 41, 52, 61, 78, 82, 122, 123, 156, 164, 183, 244, 246, 366, 492, 533, 732, 793, 1066, 1586, 1599, 2132, 2379, 2501, 3172, 3198, 4758, 5002, 6396, 7503, 9516, 10004, 15006, 30012, 32513, 65026, 97539, 130052, 195078, 390156]

約数ペア:

[(1, 390156), (2, 195078), (3, 130052), (4, 97539), (6, 65026), (12, 32513), (13, 30012), (26, 15006), (39, 10004), (41, 9516), (52, 7503), (61, 6396), (78, 5002), (82, 4758), (122, 3198), (123, 3172), (156, 2501), (164, 2379), (183, 2132), (244, 1599), (246, 1586), (366, 1066), (492, 793), (533, 732)]