25493006

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{101}}^1\times {\mathrm{149}}^1$

素因数の和:281

約数の個数: 48

約数和(自身を含む): 48837600

約数和(自身を除く): 23344594

約数列:

[1, 2, 7, 11, 14, 22, 77, 101, 121, 149, 154, 202, 242, 298, 707, 847, 1043, 1111, 1414, 1639, 1694, 2086, 2222, 3278, 7777, 11473, 12221, 15049, 15554, 18029, 22946, 24442, 30098, 36058, 85547, 105343, 126203, 165539, 171094, 210686, 252406, 331078, 1158773, 1820929, 2317546, 3641858, 12746503, 25493006]

約数ペア:

[(1, 25493006), (2, 12746503), (7, 3641858), (11, 2317546), (14, 1820929), (22, 1158773), (77, 331078), (101, 252406), (121, 210686), (149, 171094), (154, 165539), (202, 126203), (242, 105343), (298, 85547), (707, 36058), (847, 30098), (1043, 24442), (1111, 22946), (1414, 18029), (1639, 15554), (1694, 15049), (2086, 12221), (2222, 11473), (3278, 7777)]