213938502010

素因数分解:

$2^1\times 5^1\times {\mathrm{137983}}^1\times {\mathrm{155047}}^1$

素因数の和:293037

約数の個数: 16

約数和(自身を含む): 385094578176

約数和(自身を除く): 171156076166

約数列:

[1, 2, 5, 10, 137983, 155047, 275966, 310094, 689915, 775235, 1379830, 1550470, 21393850201, 42787700402, 106969251005, 213938502010]

約数ペア:

[(1, 213938502010), (2, 106969251005), (5, 42787700402), (10, 21393850201), (137983, 1550470), (155047, 1379830), (275966, 775235), (310094, 689915)]