156619281

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{563}}^1\times {\mathrm{1019}}^1$

素因数の和:1605

約数の個数: 32

約数和(自身を含む): 257725440

約数和(自身を除く): 101106159

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 563, 1019, 1689, 3057, 3941, 7133, 7319, 11823, 13247, 21399, 21957, 39741, 51233, 92729, 153699, 278187, 573697, 1721091, 4015879, 7458061, 12047637, 22374183, 52206427, 156619281]

約数ペア:

[(1, 156619281), (3, 52206427), (7, 22374183), (13, 12047637), (21, 7458061), (39, 4015879), (91, 1721091), (273, 573697), (563, 278187), (1019, 153699), (1689, 92729), (3057, 51233), (3941, 39741), (7133, 21957), (7319, 21399), (11823, 13247)]