156988147256

素因数分解:

$2^3\times {\mathrm{139991}}^1\times {\mathrm{140177}}^1$

素因数の和:280174

約数の個数: 16

約数和(自身を含む): 294356978640

約数和(自身を除く): 137368831384

約数列:

[1, 2, 4, 8, 139991, 140177, 279982, 280354, 559964, 560708, 1119928, 1121416, 19623518407, 39247036814, 78494073628, 156988147256]

約数ペア:

[(1, 156988147256), (2, 78494073628), (4, 39247036814), (8, 19623518407), (139991, 1121416), (140177, 1119928), (279982, 560708), (280354, 559964)]