139876898

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{16963}}^1$

素因数の和:17022

約数の個数: 32

約数和(自身を含む): 260567040

約数和(自身を除く): 120690142

約数列:

[1, 2, 7, 14, 19, 31, 38, 62, 133, 217, 266, 434, 589, 1178, 4123, 8246, 16963, 33926, 118741, 237482, 322297, 525853, 644594, 1051706, 2256079, 3680971, 4512158, 7361942, 9991207, 19982414, 69938449, 139876898]

約数ペア:

[(1, 139876898), (2, 69938449), (7, 19982414), (14, 9991207), (19, 7361942), (31, 4512158), (38, 3680971), (62, 2256079), (133, 1051706), (217, 644594), (266, 525853), (434, 322297), (589, 237482), (1178, 118741), (4123, 33926), (8246, 16963)]