891013191

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{2297}}^1$

素因数の和:2471

約数の個数: 32

約数和(自身を含む): 1268348928

約数和(自身を除く): 377335737

約数列:

[1, 3, 31, 43, 93, 97, 129, 291, 1333, 2297, 3007, 3999, 4171, 6891, 9021, 12513, 71207, 98771, 129301, 213621, 222809, 296313, 387903, 668427, 3061901, 6907079, 9185703, 9580787, 20721237, 28742361, 297004397, 891013191]

約数ペア:

[(1, 891013191), (3, 297004397), (31, 28742361), (43, 20721237), (93, 9580787), (97, 9185703), (129, 6907079), (291, 3061901), (1333, 668427), (2297, 387903), (3007, 296313), (3999, 222809), (4171, 213621), (6891, 129301), (9021, 98771), (12513, 71207)]