78117854

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{191}}^1\times {\mathrm{229}}^1$

素因数の和:488

約数の個数: 32

約数和(自身を含む): 127180800

約数和(自身を除く): 49062946

約数列:

[1, 2, 19, 38, 47, 94, 191, 229, 382, 458, 893, 1786, 3629, 4351, 7258, 8702, 8977, 10763, 17954, 21526, 43739, 87478, 170563, 204497, 341126, 408994, 831041, 1662082, 2055733, 4111466, 39058927, 78117854]

約数ペア:

[(1, 78117854), (2, 39058927), (19, 4111466), (38, 2055733), (47, 1662082), (94, 831041), (191, 408994), (229, 341126), (382, 204497), (458, 170563), (893, 87478), (1786, 43739), (3629, 21526), (4351, 17954), (7258, 10763), (8702, 8977)]