28931539

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^2\times {\mathrm{601}}^1$

素因数の和:667

約数の個数: 24

約数和(自身を含む): 37285472

約数和(自身を除く): 8353933

約数列:

[1, 7, 13, 23, 91, 161, 299, 529, 601, 2093, 3703, 4207, 6877, 7813, 13823, 48139, 54691, 96761, 179699, 317929, 1257893, 2225503, 4133077, 28931539]

約数ペア:

[(1, 28931539), (7, 4133077), (13, 2225503), (23, 1257893), (91, 317929), (161, 179699), (299, 96761), (529, 54691), (601, 48139), (2093, 13823), (3703, 7813), (4207, 6877)]