315238

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1$

素因数の和:132

約数の個数: 32

約数和(自身を含む): 622080

約数和(自身を除く): 306842

約数列:

[1, 2, 7, 11, 14, 22, 23, 46, 77, 89, 154, 161, 178, 253, 322, 506, 623, 979, 1246, 1771, 1958, 2047, 3542, 4094, 6853, 13706, 14329, 22517, 28658, 45034, 157619, 315238]

約数ペア:

[(1, 315238), (2, 157619), (7, 45034), (11, 28658), (14, 22517), (22, 14329), (23, 13706), (46, 6853), (77, 4094), (89, 3542), (154, 2047), (161, 1958), (178, 1771), (253, 1246), (322, 979), (506, 623)]