489795412

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{157}}^1\times {\mathrm{181}}^1$

素因数の和:512

約数の個数: 48

約数和(自身を含む): 901788160

約数和(自身を除く): 411992748

約数列:

[1, 2, 4, 31, 62, 124, 139, 157, 181, 278, 314, 362, 556, 628, 724, 4309, 4867, 5611, 8618, 9734, 11222, 17236, 19468, 21823, 22444, 25159, 28417, 43646, 50318, 56834, 87292, 100636, 113668, 676513, 779929, 880927, 1353026, 1559858, 1761854, 2706052, 3119716, 3523708, 3949963, 7899926, 15799852, 122448853, 244897706, 489795412]

約数ペア:

[(1, 489795412), (2, 244897706), (4, 122448853), (31, 15799852), (62, 7899926), (124, 3949963), (139, 3523708), (157, 3119716), (181, 2706052), (278, 1761854), (314, 1559858), (362, 1353026), (556, 880927), (628, 779929), (724, 676513), (4309, 113668), (4867, 100636), (5611, 87292), (8618, 56834), (9734, 50318), (11222, 43646), (17236, 28417), (19468, 25159), (21823, 22444)]