397745902

素因数分解:

$2^1\times {\mathrm{67}}^1\times {\mathrm{73}}^2\times {\mathrm{557}}^1$

素因数の和:772

約数の個数: 24

約数和(自身を含む): 615034296

約数和(自身を除く): 217288394

約数列:

[1, 2, 67, 73, 134, 146, 557, 1114, 4891, 5329, 9782, 10658, 37319, 40661, 74638, 81322, 357043, 714086, 2724287, 2968253, 5448574, 5936506, 198872951, 397745902]

約数ペア:

[(1, 397745902), (2, 198872951), (67, 5936506), (73, 5448574), (134, 2968253), (146, 2724287), (557, 714086), (1114, 357043), (4891, 81322), (5329, 74638), (9782, 40661), (10658, 37319)]