2912687883

素因数分解:

$3^3\times 7^1\times {\mathrm{71}}^1\times {\mathrm{217057}}^1$

素因数の和:217144

約数の個数: 32

約数和(自身を含む): 5001016320

約数和(自身を除く): 2088328437

約数列:

[1, 3, 7, 9, 21, 27, 63, 71, 189, 213, 497, 639, 1491, 1917, 4473, 13419, 217057, 651171, 1519399, 1953513, 4558197, 5860539, 13674591, 15411047, 41023773, 46233141, 107877329, 138699423, 323631987, 416098269, 970895961, 2912687883]

約数ペア:

[(1, 2912687883), (3, 970895961), (7, 416098269), (9, 323631987), (21, 138699423), (27, 107877329), (63, 46233141), (71, 41023773), (189, 15411047), (213, 13674591), (497, 5860539), (639, 4558197), (1491, 1953513), (1917, 1519399), (4473, 651171), (13419, 217057)]