257395632

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{412493}}^1$

素因数の和:412517

約数の個数: 40

約数和(自身を含む): 716089584

約数和(自身を除く): 458693952

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 624, 412493, 824986, 1237479, 1649972, 2474958, 3299944, 4949916, 5362409, 6599888, 9899832, 10724818, 16087227, 19799664, 21449636, 32174454, 42899272, 64348908, 85798544, 128697816, 257395632]

約数ペア:

[(1, 257395632), (2, 128697816), (3, 85798544), (4, 64348908), (6, 42899272), (8, 32174454), (12, 21449636), (13, 19799664), (16, 16087227), (24, 10724818), (26, 9899832), (39, 6599888), (48, 5362409), (52, 4949916), (78, 3299944), (104, 2474958), (156, 1649972), (208, 1237479), (312, 824986), (624, 412493)]