15986630

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{103}}^1$

素因数の和:221

約数の個数: 64

約数和(自身を含む): 33965568

約数和(自身を除く): 17978938

約数列:

[1, 2, 5, 10, 11, 17, 22, 34, 55, 83, 85, 103, 110, 166, 170, 187, 206, 374, 415, 515, 830, 913, 935, 1030, 1133, 1411, 1751, 1826, 1870, 2266, 2822, 3502, 4565, 5665, 7055, 8549, 8755, 9130, 11330, 14110, 15521, 17098, 17510, 19261, 31042, 38522, 42745, 77605, 85490, 94039, 96305, 145333, 155210, 188078, 192610, 290666, 470195, 726665, 940390, 1453330, 1598663, 3197326, 7993315, 15986630]

約数ペア:

[(1, 15986630), (2, 7993315), (5, 3197326), (10, 1598663), (11, 1453330), (17, 940390), (22, 726665), (34, 470195), (55, 290666), (83, 192610), (85, 188078), (103, 155210), (110, 145333), (166, 96305), (170, 94039), (187, 85490), (206, 77605), (374, 42745), (415, 38522), (515, 31042), (830, 19261), (913, 17510), (935, 17098), (1030, 15521), (1133, 14110), (1411, 11330), (1751, 9130), (1826, 8755), (1870, 8549), (2266, 7055), (2822, 5665), (3502, 4565)]