64531684

素因数分解:

$2^2\times 7^1\times {\mathrm{197}}^1\times {\mathrm{11699}}^1$

素因数の和:11907

約数の個数: 24

約数和(自身を含む): 129729600

約数和(自身を除く): 65197916

約数列:

[1, 2, 4, 7, 14, 28, 197, 394, 788, 1379, 2758, 5516, 11699, 23398, 46796, 81893, 163786, 327572, 2304703, 4609406, 9218812, 16132921, 32265842, 64531684]

約数ペア:

[(1, 64531684), (2, 32265842), (4, 16132921), (7, 9218812), (14, 4609406), (28, 2304703), (197, 327572), (394, 163786), (788, 81893), (1379, 46796), (2758, 23398), (5516, 11699)]