129977432

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{887}}^1\times {\mathrm{1409}}^1$

素因数の和:2315

約数の個数: 32

約数和(自身を含む): 262936800

約数和(自身を除く): 132959368

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 887, 1409, 1774, 2818, 3548, 5636, 7096, 11272, 11531, 18317, 23062, 36634, 46124, 73268, 92248, 146536, 1249783, 2499566, 4999132, 9998264, 16247179, 32494358, 64988716, 129977432]

約数ペア:

[(1, 129977432), (2, 64988716), (4, 32494358), (8, 16247179), (13, 9998264), (26, 4999132), (52, 2499566), (104, 1249783), (887, 146536), (1409, 92248), (1774, 73268), (2818, 46124), (3548, 36634), (5636, 23062), (7096, 18317), (11272, 11531)]