263681390

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{221581}}^1$

素因数の和:221612

約数の個数: 32

約数和(自身を含む): 574340544

約数和(自身を除く): 310659154

約数列:

[1, 2, 5, 7, 10, 14, 17, 34, 35, 70, 85, 119, 170, 238, 595, 1190, 221581, 443162, 1107905, 1551067, 2215810, 3102134, 3766877, 7533754, 7755335, 15510670, 18834385, 26368139, 37668770, 52736278, 131840695, 263681390]

約数ペア:

[(1, 263681390), (2, 131840695), (5, 52736278), (7, 37668770), (10, 26368139), (14, 18834385), (17, 15510670), (34, 7755335), (35, 7533754), (70, 3766877), (85, 3102134), (119, 2215810), (170, 1551067), (238, 1107905), (595, 443162), (1190, 221581)]