257520006

素因数分解:

$2^1\times 3^3\times {\mathrm{23}}^1\times {\mathrm{207343}}^1$

素因数の和:207377

約数の個数: 32

約数和(自身を含む): 597150720

約数和(自身を除く): 339630714

約数列:

[1, 2, 3, 6, 9, 18, 23, 27, 46, 54, 69, 138, 207, 414, 621, 1242, 207343, 414686, 622029, 1244058, 1866087, 3732174, 4768889, 5598261, 9537778, 11196522, 14306667, 28613334, 42920001, 85840002, 128760003, 257520006]

約数ペア:

[(1, 257520006), (2, 128760003), (3, 85840002), (6, 42920001), (9, 28613334), (18, 14306667), (23, 11196522), (27, 9537778), (46, 5598261), (54, 4768889), (69, 3732174), (138, 1866087), (207, 1244058), (414, 622029), (621, 414686), (1242, 207343)]