490207848

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{21523}}^1$

素因数の和:21618

約数の個数: 64

約数和(自身を含む): 1337931840

約数和(自身を除く): 847723992

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 73, 78, 104, 146, 156, 219, 292, 312, 438, 584, 876, 949, 1752, 1898, 2847, 3796, 5694, 7592, 11388, 21523, 22776, 43046, 64569, 86092, 129138, 172184, 258276, 279799, 516552, 559598, 839397, 1119196, 1571179, 1678794, 2238392, 3142358, 3357588, 4713537, 6284716, 6715176, 9427074, 12569432, 18854148, 20425327, 37708296, 40850654, 61275981, 81701308, 122551962, 163402616, 245103924, 490207848]

約数ペア:

[(1, 490207848), (2, 245103924), (3, 163402616), (4, 122551962), (6, 81701308), (8, 61275981), (12, 40850654), (13, 37708296), (24, 20425327), (26, 18854148), (39, 12569432), (52, 9427074), (73, 6715176), (78, 6284716), (104, 4713537), (146, 3357588), (156, 3142358), (219, 2238392), (292, 1678794), (312, 1571179), (438, 1119196), (584, 839397), (876, 559598), (949, 516552), (1752, 279799), (1898, 258276), (2847, 172184), (3796, 129138), (5694, 86092), (7592, 64569), (11388, 43046), (21523, 22776)]