890757513

素因数分解:

$3^3\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{18713}}^1$

素因数の和:18806

約数の個数: 32

約数和(自身を含む): 1383338880

約数和(自身を除く): 492581367

約数列:

[1, 3, 9, 27, 41, 43, 123, 129, 369, 387, 1107, 1161, 1763, 5289, 15867, 18713, 47601, 56139, 168417, 505251, 767233, 804659, 2301699, 2413977, 6905097, 7241931, 20715291, 21725793, 32991019, 98973057, 296919171, 890757513]

約数ペア:

[(1, 890757513), (3, 296919171), (9, 98973057), (27, 32991019), (41, 21725793), (43, 20715291), (123, 7241931), (129, 6905097), (369, 2413977), (387, 2301699), (1107, 804659), (1161, 767233), (1763, 505251), (5289, 168417), (15867, 56139), (18713, 47601)]