31419128

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{1367}}^1$

素因数の和:1416

約数の個数: 48

約数和(自身を含む): 67592880

約数和(自身を除く): 36173752

約数列:

[1, 2, 4, 8, 13, 17, 26, 34, 52, 68, 104, 136, 169, 221, 338, 442, 676, 884, 1352, 1367, 1768, 2734, 2873, 5468, 5746, 10936, 11492, 17771, 22984, 23239, 35542, 46478, 71084, 92956, 142168, 185912, 231023, 302107, 462046, 604214, 924092, 1208428, 1848184, 2416856, 3927391, 7854782, 15709564, 31419128]

約数ペア:

[(1, 31419128), (2, 15709564), (4, 7854782), (8, 3927391), (13, 2416856), (17, 1848184), (26, 1208428), (34, 924092), (52, 604214), (68, 462046), (104, 302107), (136, 231023), (169, 185912), (221, 142168), (338, 92956), (442, 71084), (676, 46478), (884, 35542), (1352, 23239), (1367, 22984), (1768, 17771), (2734, 11492), (2873, 10936), (5468, 5746)]