131623648

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{316403}}^1$

素因数の和:316426

約数の個数: 24

約数和(自身を含む): 279068328

約数和(自身を除く): 147444680

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 416, 316403, 632806, 1265612, 2531224, 4113239, 5062448, 8226478, 10124896, 16452956, 32905912, 65811824, 131623648]

約数ペア:

[(1, 131623648), (2, 65811824), (4, 32905912), (8, 16452956), (13, 10124896), (16, 8226478), (26, 5062448), (32, 4113239), (52, 2531224), (104, 1265612), (208, 632806), (416, 316403)]