129789816

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{415993}}^1$

素因数の和:416015

約数の個数: 32

約数和(自身を含む): 349434960

約数和(自身を除く): 219645144

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 415993, 831986, 1247979, 1663972, 2495958, 3327944, 4991916, 5407909, 9983832, 10815818, 16223727, 21631636, 32447454, 43263272, 64894908, 129789816]

約数ペア:

[(1, 129789816), (2, 64894908), (3, 43263272), (4, 32447454), (6, 21631636), (8, 16223727), (12, 10815818), (13, 9983832), (24, 5407909), (26, 4991916), (39, 3327944), (52, 2495958), (78, 1663972), (104, 1247979), (156, 831986), (312, 415993)]