81330326

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{18211}}^1$

素因数の和:18260

約数の個数: 32

約数和(自身を含む): 157351680

約数和(自身を除く): 76021354

約数列:

[1, 2, 7, 11, 14, 22, 29, 58, 77, 154, 203, 319, 406, 638, 2233, 4466, 18211, 36422, 127477, 200321, 254954, 400642, 528119, 1056238, 1402247, 2804494, 3696833, 5809309, 7393666, 11618618, 40665163, 81330326]

約数ペア:

[(1, 81330326), (2, 40665163), (7, 11618618), (11, 7393666), (14, 5809309), (22, 3696833), (29, 2804494), (58, 1402247), (77, 1056238), (154, 528119), (203, 400642), (319, 254954), (406, 200321), (638, 127477), (2233, 36422), (4466, 18211)]