8438045

素因数分解:

$5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1$

素因数の和:162

約数の個数: 48

約数和(自身を含む): 13395456

約数和(自身を除く): 4957411

約数列:

[1, 5, 7, 11, 31, 35, 49, 55, 77, 101, 155, 217, 245, 341, 385, 505, 539, 707, 1085, 1111, 1519, 1705, 2387, 2695, 3131, 3535, 4949, 5555, 7595, 7777, 11935, 15655, 16709, 21917, 24745, 34441, 38885, 54439, 83545, 109585, 153419, 172205, 241087, 272195, 767095, 1205435, 1687609, 8438045]

約数ペア:

[(1, 8438045), (5, 1687609), (7, 1205435), (11, 767095), (31, 272195), (35, 241087), (49, 172205), (55, 153419), (77, 109585), (101, 83545), (155, 54439), (217, 38885), (245, 34441), (341, 24745), (385, 21917), (505, 16709), (539, 15655), (707, 11935), (1085, 7777), (1111, 7595), (1519, 5555), (1705, 4949), (2387, 3535), (2695, 3131)]