83421

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1$

素因数の和:73

約数の個数: 24

約数和(自身を含む): 139776

約数和(自身を除く): 56355

約数列:

[1, 3, 9, 13, 23, 31, 39, 69, 93, 117, 207, 279, 299, 403, 713, 897, 1209, 2139, 2691, 3627, 6417, 9269, 27807, 83421]

約数ペア:

[(1, 83421), (3, 27807), (9, 9269), (13, 6417), (23, 3627), (31, 2691), (39, 2139), (69, 1209), (93, 897), (117, 713), (207, 403), (279, 299)]