664744535

素因数分解:

$5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{1847}}^1$

素因数の和:1992

約数の個数: 48

約数和(自身を含む): 1008697536

約数和(自身を除く): 343953001

約数列:

[1, 5, 7, 13, 35, 49, 65, 91, 113, 245, 455, 565, 637, 791, 1469, 1847, 3185, 3955, 5537, 7345, 9235, 10283, 12929, 24011, 27685, 51415, 64645, 71981, 90503, 120055, 168077, 208711, 359905, 452515, 840385, 1043555, 1176539, 1460977, 2713243, 5882695, 7304885, 10226839, 13566215, 18992701, 51134195, 94963505, 132948907, 664744535]

約数ペア:

[(1, 664744535), (5, 132948907), (7, 94963505), (13, 51134195), (35, 18992701), (49, 13566215), (65, 10226839), (91, 7304885), (113, 5882695), (245, 2713243), (455, 1460977), (565, 1176539), (637, 1043555), (791, 840385), (1469, 452515), (1847, 359905), (3185, 208711), (3955, 168077), (5537, 120055), (7345, 90503), (9235, 71981), (10283, 64645), (12929, 51415), (24011, 27685)]