621539718

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{34381}}^1$

素因数の和:34540

約数の個数: 32

約数和(自身を含む): 1307066112

約数和(自身を除く): 685526394

約数列:

[1, 2, 3, 6, 23, 46, 69, 131, 138, 262, 393, 786, 3013, 6026, 9039, 18078, 34381, 68762, 103143, 206286, 790763, 1581526, 2372289, 4503911, 4744578, 9007822, 13511733, 27023466, 103589953, 207179906, 310769859, 621539718]

約数ペア:

[(1, 621539718), (2, 310769859), (3, 207179906), (6, 103589953), (23, 27023466), (46, 13511733), (69, 9007822), (131, 4744578), (138, 4503911), (262, 2372289), (393, 1581526), (786, 790763), (3013, 206286), (6026, 103143), (9039, 68762), (18078, 34381)]