22878245

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{229}}^1$

素因数の和:329

約数の個数: 32

約数和(自身を含む): 31298400

約数和(自身を除く): 8420155

約数列:

[1, 5, 13, 29, 53, 65, 145, 229, 265, 377, 689, 1145, 1537, 1885, 2977, 3445, 6641, 7685, 12137, 14885, 19981, 33205, 60685, 86333, 99905, 157781, 351973, 431665, 788905, 1759865, 4575649, 22878245]

約数ペア:

[(1, 22878245), (5, 4575649), (13, 1759865), (29, 788905), (53, 431665), (65, 351973), (145, 157781), (229, 99905), (265, 86333), (377, 60685), (689, 33205), (1145, 19981), (1537, 14885), (1885, 12137), (2977, 7685), (3445, 6641)]