172693642

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{89}}^2\times {\mathrm{991}}^1$

素因数の和:1182

約数の個数: 24

約数和(自身を含む): 286088832

約数和(自身を除く): 113395190

約数列:

[1, 2, 11, 22, 89, 178, 979, 991, 1958, 1982, 7921, 10901, 15842, 21802, 87131, 88199, 174262, 176398, 970189, 1940378, 7849711, 15699422, 86346821, 172693642]

約数ペア:

[(1, 172693642), (2, 86346821), (11, 15699422), (22, 7849711), (89, 1940378), (178, 970189), (979, 176398), (991, 174262), (1958, 88199), (1982, 87131), (7921, 21802), (10901, 15842)]