39907725

素因数分解:

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

素因数の和:159

約数の個数: 72

約数和(自身を含む): 78807456

約数和(自身を除く): 38899731

約数列:

[1, 3, 5, 11, 13, 15, 25, 33, 39, 55, 61, 65, 75, 143, 165, 183, 195, 275, 305, 325, 429, 671, 715, 793, 825, 915, 975, 1525, 2013, 2145, 2379, 3355, 3575, 3721, 3965, 4575, 8723, 10065, 10725, 11163, 11895, 16775, 18605, 19825, 26169, 40931, 43615, 48373, 50325, 55815, 59475, 93025, 122793, 130845, 145119, 204655, 218075, 241865, 279075, 532103, 613965, 654225, 725595, 1023275, 1209325, 1596309, 2660515, 3069825, 3627975, 7981545, 13302575, 39907725]

約数ペア:

[(1, 39907725), (3, 13302575), (5, 7981545), (11, 3627975), (13, 3069825), (15, 2660515), (25, 1596309), (33, 1209325), (39, 1023275), (55, 725595), (61, 654225), (65, 613965), (75, 532103), (143, 279075), (165, 241865), (183, 218075), (195, 204655), (275, 145119), (305, 130845), (325, 122793), (429, 93025), (671, 59475), (715, 55815), (793, 50325), (825, 48373), (915, 43615), (975, 40931), (1525, 26169), (2013, 19825), (2145, 18605), (2379, 16775), (3355, 11895), (3575, 11163), (3721, 10725), (3965, 10065), (4575, 8723)]