213304490

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{98297}}^1$

素因数の和:98342

約数の個数: 32

約数和(自身を含む): 452957184

約数和(自身を除く): 239652694

約数列:

[1, 2, 5, 7, 10, 14, 31, 35, 62, 70, 155, 217, 310, 434, 1085, 2170, 98297, 196594, 491485, 688079, 982970, 1376158, 3047207, 3440395, 6094414, 6880790, 15236035, 21330449, 30472070, 42660898, 106652245, 213304490]

約数ペア:

[(1, 213304490), (2, 106652245), (5, 42660898), (7, 30472070), (10, 21330449), (14, 15236035), (31, 6880790), (35, 6094414), (62, 3440395), (70, 3047207), (155, 1376158), (217, 982970), (310, 688079), (434, 491485), (1085, 196594), (2170, 98297)]