156915927

素因数分解:

$3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{1181}}^1$

素因数の和:1253

約数の個数: 64

約数和(自身を含む): 287462400

約数和(自身を除く): 130546473

約数列:

[1, 3, 7, 9, 19, 21, 27, 37, 57, 63, 111, 133, 171, 189, 259, 333, 399, 513, 703, 777, 999, 1181, 1197, 2109, 2331, 3543, 3591, 4921, 6327, 6993, 8267, 10629, 14763, 18981, 22439, 24801, 31887, 43697, 44289, 67317, 74403, 131091, 132867, 157073, 201951, 223209, 305879, 393273, 471219, 605853, 830243, 917637, 1179819, 1413657, 2490729, 2752911, 4240971, 5811701, 7472187, 8258733, 17435103, 22416561, 52305309, 156915927]

約数ペア:

[(1, 156915927), (3, 52305309), (7, 22416561), (9, 17435103), (19, 8258733), (21, 7472187), (27, 5811701), (37, 4240971), (57, 2752911), (63, 2490729), (111, 1413657), (133, 1179819), (171, 917637), (189, 830243), (259, 605853), (333, 471219), (399, 393273), (513, 305879), (703, 223209), (777, 201951), (999, 157073), (1181, 132867), (1197, 131091), (2109, 74403), (2331, 67317), (3543, 44289), (3591, 43697), (4921, 31887), (6327, 24801), (6993, 22439), (8267, 18981), (10629, 14763)]