42738770

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{137867}}^1$

素因数の和:137905

約数の個数: 16

約数和(自身を含む): 79411968

約数和(自身を除く): 36673198

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 137867, 275734, 689335, 1378670, 4273877, 8547754, 21369385, 42738770]

約数ペア:

[(1, 42738770), (2, 21369385), (5, 8547754), (10, 4273877), (31, 1378670), (62, 689335), (155, 275734), (310, 137867)]