31287914

素因数分解:

$2^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{149}}^1\times {\mathrm{283}}^1$

素因数の和:494

約数の個数: 32

約数和(自身を含む): 55209600

約数和(自身を除く): 23921686

約数列:

[1, 2, 7, 14, 53, 106, 149, 283, 298, 371, 566, 742, 1043, 1981, 2086, 3962, 7897, 14999, 15794, 29998, 42167, 55279, 84334, 104993, 110558, 209986, 295169, 590338, 2234851, 4469702, 15643957, 31287914]

約数ペア:

[(1, 31287914), (2, 15643957), (7, 4469702), (14, 2234851), (53, 590338), (106, 295169), (149, 209986), (283, 110558), (298, 104993), (371, 84334), (566, 55279), (742, 42167), (1043, 29998), (1981, 15794), (2086, 14999), (3962, 7897)]