2231411

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{113}}^1$

素因数の和:171

約数の個数: 24

約数和(自身を含む): 2911104

約数和(自身を除く): 679693

約数列:

[1, 7, 13, 31, 49, 91, 113, 217, 403, 637, 791, 1469, 1519, 2821, 3503, 5537, 10283, 19747, 24521, 45539, 71981, 171647, 318773, 2231411]

約数ペア:

[(1, 2231411), (7, 318773), (13, 171647), (31, 71981), (49, 45539), (91, 24521), (113, 19747), (217, 10283), (403, 5537), (637, 3503), (791, 2821), (1469, 1519)]