7815390

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{2153}}^1$

素因数の和:2185

約数の個数: 48

約数和(自身を含む): 20626704

約数和(自身を除く): 12811314

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 55, 66, 110, 121, 165, 242, 330, 363, 605, 726, 1210, 1815, 2153, 3630, 4306, 6459, 10765, 12918, 21530, 23683, 32295, 47366, 64590, 71049, 118415, 142098, 236830, 260513, 355245, 521026, 710490, 781539, 1302565, 1563078, 2605130, 3907695, 7815390]

約数ペア:

[(1, 7815390), (2, 3907695), (3, 2605130), (5, 1563078), (6, 1302565), (10, 781539), (11, 710490), (15, 521026), (22, 355245), (30, 260513), (33, 236830), (55, 142098), (66, 118415), (110, 71049), (121, 64590), (165, 47366), (242, 32295), (330, 23683), (363, 21530), (605, 12918), (726, 10765), (1210, 6459), (1815, 4306), (2153, 3630)]