221569872777

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{43}}^2\times {\mathrm{1210427}}^1$

素因数の和:1210530

約数の個数: 36

約数和(自身を含む): 357449071824

約数和(自身を除く): 135879199047

約数列:

[1, 3, 9, 11, 33, 43, 99, 129, 387, 473, 1419, 1849, 4257, 5547, 16641, 20339, 61017, 183051, 1210427, 3631281, 10893843, 13314697, 39944091, 52048361, 119832273, 156145083, 468435249, 572531971, 1717595913, 2238079523, 5152787739, 6714238569, 20142715707, 24618874753, 73856624259, 221569872777]

約数ペア:

[(1, 221569872777), (3, 73856624259), (9, 24618874753), (11, 20142715707), (33, 6714238569), (43, 5152787739), (99, 2238079523), (129, 1717595913), (387, 572531971), (473, 468435249), (1419, 156145083), (1849, 119832273), (4257, 52048361), (5547, 39944091), (16641, 13314697), (20339, 10893843), (61017, 3631281), (183051, 1210427)]