15515115

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1$

素因数の和:153

約数の個数: 96

約数和(自身を含む): 33488640

約数和(自身を除く): 17973525

約数列:

[1, 3, 5, 7, 11, 15, 19, 21, 33, 35, 49, 55, 57, 77, 95, 101, 105, 133, 147, 165, 209, 231, 245, 285, 303, 385, 399, 505, 539, 627, 665, 707, 735, 931, 1045, 1111, 1155, 1463, 1515, 1617, 1919, 1995, 2121, 2695, 2793, 3135, 3333, 3535, 4389, 4655, 4949, 5555, 5757, 7315, 7777, 8085, 9595, 10241, 10605, 13433, 13965, 14847, 16665, 21109, 21945, 23331, 24745, 28785, 30723, 38885, 40299, 51205, 54439, 63327, 67165, 74235, 94031, 105545, 116655, 147763, 153615, 163317, 201495, 272195, 282093, 316635, 443289, 470155, 738815, 816585, 1034341, 1410465, 2216445, 3103023, 5171705, 15515115]

約数ペア:

[(1, 15515115), (3, 5171705), (5, 3103023), (7, 2216445), (11, 1410465), (15, 1034341), (19, 816585), (21, 738815), (33, 470155), (35, 443289), (49, 316635), (55, 282093), (57, 272195), (77, 201495), (95, 163317), (101, 153615), (105, 147763), (133, 116655), (147, 105545), (165, 94031), (209, 74235), (231, 67165), (245, 63327), (285, 54439), (303, 51205), (385, 40299), (399, 38885), (505, 30723), (539, 28785), (627, 24745), (665, 23331), (707, 21945), (735, 21109), (931, 16665), (1045, 14847), (1111, 13965), (1155, 13433), (1463, 10605), (1515, 10241), (1617, 9595), (1919, 8085), (1995, 7777), (2121, 7315), (2695, 5757), (2793, 5555), (3135, 4949), (3333, 4655), (3535, 4389)]