161758443

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^2\times {\mathrm{317}}^1$

素因数の和:432

約数の個数: 48

約数和(自身を含む): 275606784

約数和(自身を除く): 113848341

約数列:

[1, 3, 7, 11, 21, 33, 47, 77, 141, 231, 317, 329, 517, 951, 987, 1551, 2209, 2219, 3487, 3619, 6627, 6657, 10461, 10857, 14899, 15463, 24299, 24409, 44697, 46389, 72897, 73227, 104293, 163889, 170093, 312879, 491667, 510279, 700253, 1147223, 2100759, 3441669, 4901771, 7702783, 14705313, 23108349, 53919481, 161758443]

約数ペア:

[(1, 161758443), (3, 53919481), (7, 23108349), (11, 14705313), (21, 7702783), (33, 4901771), (47, 3441669), (77, 2100759), (141, 1147223), (231, 700253), (317, 510279), (329, 491667), (517, 312879), (951, 170093), (987, 163889), (1551, 104293), (2209, 73227), (2219, 72897), (3487, 46389), (3619, 44697), (6627, 24409), (6657, 24299), (10461, 15463), (10857, 14899)]