289404128

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{757}}^1\times {\mathrm{919}}^1$

素因数の和:1699

約数の個数: 48

約数和(自身を含む): 615071520

約数和(自身を除く): 325667392

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 416, 757, 919, 1514, 1838, 3028, 3676, 6056, 7352, 9841, 11947, 12112, 14704, 19682, 23894, 24224, 29408, 39364, 47788, 78728, 95576, 157456, 191152, 314912, 382304, 695683, 1391366, 2782732, 5565464, 9043879, 11130928, 18087758, 22261856, 36175516, 72351032, 144702064, 289404128]

約数ペア:

[(1, 289404128), (2, 144702064), (4, 72351032), (8, 36175516), (13, 22261856), (16, 18087758), (26, 11130928), (32, 9043879), (52, 5565464), (104, 2782732), (208, 1391366), (416, 695683), (757, 382304), (919, 314912), (1514, 191152), (1838, 157456), (3028, 95576), (3676, 78728), (6056, 47788), (7352, 39364), (9841, 29408), (11947, 24224), (12112, 23894), (14704, 19682)]