7981545

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{61}}^2$

素因数の和:154

約数の個数: 48

約数和(自身を含む): 15253056

約数和(自身を除く): 7271511

約数列:

[1, 3, 5, 11, 13, 15, 33, 39, 55, 61, 65, 143, 165, 183, 195, 305, 429, 671, 715, 793, 915, 2013, 2145, 2379, 3355, 3721, 3965, 8723, 10065, 11163, 11895, 18605, 26169, 40931, 43615, 48373, 55815, 122793, 130845, 145119, 204655, 241865, 532103, 613965, 725595, 1596309, 2660515, 7981545]

約数ペア:

[(1, 7981545), (3, 2660515), (5, 1596309), (11, 725595), (13, 613965), (15, 532103), (33, 241865), (39, 204655), (55, 145119), (61, 130845), (65, 122793), (143, 55815), (165, 48373), (183, 43615), (195, 40931), (305, 26169), (429, 18605), (671, 11895), (715, 11163), (793, 10065), (915, 8723), (2013, 3965), (2145, 3721), (2379, 3355)]