12722115

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{911}}^1$

素因数の和:952

約数の個数: 48

約数和(自身を含む): 24952320

約数和(自身を除く): 12230205

約数列:

[1, 3, 5, 7, 15, 19, 21, 35, 49, 57, 95, 105, 133, 147, 245, 285, 399, 665, 735, 911, 931, 1995, 2733, 2793, 4555, 4655, 6377, 13665, 13965, 17309, 19131, 31885, 44639, 51927, 86545, 95655, 121163, 133917, 223195, 259635, 363489, 605815, 669585, 848141, 1817445, 2544423, 4240705, 12722115]

約数ペア:

[(1, 12722115), (3, 4240705), (5, 2544423), (7, 1817445), (15, 848141), (19, 669585), (21, 605815), (35, 363489), (49, 259635), (57, 223195), (95, 133917), (105, 121163), (133, 95655), (147, 86545), (245, 51927), (285, 44639), (399, 31885), (665, 19131), (735, 17309), (911, 13965), (931, 13665), (1995, 6377), (2733, 4655), (2793, 4555)]