90884486

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{349}}^1$

素因数の和:477

約数の個数: 64

約数和(自身を含む): 181440000

約数和(自身を除く): 90555514

約数列:

[1, 2, 7, 11, 14, 19, 22, 38, 77, 89, 133, 154, 178, 209, 266, 349, 418, 623, 698, 979, 1246, 1463, 1691, 1958, 2443, 2926, 3382, 3839, 4886, 6631, 6853, 7678, 11837, 13262, 13706, 18601, 23674, 26873, 31061, 37202, 46417, 53746, 62122, 72941, 92834, 130207, 145882, 217427, 260414, 341671, 434854, 510587, 590159, 683342, 1021174, 1180318, 2391697, 4131113, 4783394, 6491749, 8262226, 12983498, 45442243, 90884486]

約数ペア:

[(1, 90884486), (2, 45442243), (7, 12983498), (11, 8262226), (14, 6491749), (19, 4783394), (22, 4131113), (38, 2391697), (77, 1180318), (89, 1021174), (133, 683342), (154, 590159), (178, 510587), (209, 434854), (266, 341671), (349, 260414), (418, 217427), (623, 145882), (698, 130207), (979, 92834), (1246, 72941), (1463, 62122), (1691, 53746), (1958, 46417), (2443, 37202), (2926, 31061), (3382, 26873), (3839, 23674), (4886, 18601), (6631, 13706), (6853, 13262), (7678, 11837)]