505159557

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^2\times {\mathrm{37}}^1\times {\mathrm{1229}}^1$

素因数の和:1322

約数の個数: 48

約数和(自身を含む): 827111040

約数和(自身を除く): 321951483

約数列:

[1, 3, 7, 21, 23, 37, 69, 111, 161, 259, 483, 529, 777, 851, 1229, 1587, 2553, 3687, 3703, 5957, 8603, 11109, 17871, 19573, 25809, 28267, 45473, 58719, 84801, 136419, 137011, 197869, 318311, 411033, 593607, 650141, 954933, 1045879, 1950423, 3137637, 4550987, 7321153, 13652961, 21963459, 24055217, 72165651, 168386519, 505159557]

約数ペア:

[(1, 505159557), (3, 168386519), (7, 72165651), (21, 24055217), (23, 21963459), (37, 13652961), (69, 7321153), (111, 4550987), (161, 3137637), (259, 1950423), (483, 1045879), (529, 954933), (777, 650141), (851, 593607), (1229, 411033), (1587, 318311), (2553, 197869), (3687, 137011), (3703, 136419), (5957, 84801), (8603, 58719), (11109, 45473), (17871, 28267), (19573, 25809)]