311662742

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{139}}^1\times {\mathrm{617}}^1$

素因数の和:860

約数の個数: 32

約数和(自身を含む): 498355200

約数和(自身を除く): 186692458

約数列:

[1, 2, 23, 46, 79, 139, 158, 278, 617, 1234, 1817, 3197, 3634, 6394, 10981, 14191, 21962, 28382, 48743, 85763, 97486, 171526, 252563, 505126, 1121089, 1972549, 2242178, 3945098, 6775277, 13550554, 155831371, 311662742]

約数ペア:

[(1, 311662742), (2, 155831371), (23, 13550554), (46, 6775277), (79, 3945098), (139, 2242178), (158, 1972549), (278, 1121089), (617, 505126), (1234, 252563), (1817, 171526), (3197, 97486), (3634, 85763), (6394, 48743), (10981, 28382), (14191, 21962)]