253262009

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{503}}^2$

素因数の和:1037

約数の個数: 24

約数和(自身を含む): 340721472

約数和(自身を除く): 87459463

約数列:

[1, 7, 11, 13, 77, 91, 143, 503, 1001, 3521, 5533, 6539, 38731, 45773, 71929, 253009, 503503, 1771063, 2783099, 3289117, 19481693, 23023819, 36180287, 253262009]

約数ペア:

[(1, 253262009), (7, 36180287), (11, 23023819), (13, 19481693), (77, 3289117), (91, 2783099), (143, 1771063), (503, 503503), (1001, 253009), (3521, 71929), (5533, 45773), (6539, 38731)]