249432001

素因数分解:

$7^3\times {\mathrm{13}}^3\times {\mathrm{331}}^1$

素因数の和:391

約数の個数: 32

約数和(自身を含む): 316064000

約数和(自身を除く): 66631999

約数列:

[1, 7, 13, 49, 91, 169, 331, 343, 637, 1183, 2197, 2317, 4303, 4459, 8281, 15379, 16219, 30121, 55939, 57967, 107653, 113533, 210847, 391573, 727207, 753571, 1475929, 2741011, 5090449, 19187077, 35633143, 249432001]

約数ペア:

[(1, 249432001), (7, 35633143), (13, 19187077), (49, 5090449), (91, 2741011), (169, 1475929), (331, 753571), (343, 727207), (637, 391573), (1183, 210847), (2197, 113533), (2317, 107653), (4303, 57967), (4459, 55939), (8281, 30121), (15379, 16219)]