389948910

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{76913}}^1$

素因数の和:76949

約数の個数: 48

約数和(自身を含む): 1013418864

約数和(自身を除く): 623469954

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 169, 195, 338, 390, 507, 845, 1014, 1690, 2535, 5070, 76913, 153826, 230739, 384565, 461478, 769130, 999869, 1153695, 1999738, 2307390, 2999607, 4999345, 5999214, 9998690, 12998297, 14998035, 25996594, 29996070, 38994891, 64991485, 77989782, 129982970, 194974455, 389948910]

約数ペア:

[(1, 389948910), (2, 194974455), (3, 129982970), (5, 77989782), (6, 64991485), (10, 38994891), (13, 29996070), (15, 25996594), (26, 14998035), (30, 12998297), (39, 9998690), (65, 5999214), (78, 4999345), (130, 2999607), (169, 2307390), (195, 1999738), (338, 1153695), (390, 999869), (507, 769130), (845, 461478), (1014, 384565), (1690, 230739), (2535, 153826), (5070, 76913)]