31231941

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^3\times {\mathrm{163}}^1$

素因数の和:230

約数の個数: 32

約数和(自身を含む): 47940480

約数和(自身を除く): 16708539

約数列:

[1, 3, 13, 17, 39, 51, 163, 221, 289, 489, 663, 867, 2119, 2771, 3757, 4913, 6357, 8313, 11271, 14739, 36023, 47107, 63869, 108069, 141321, 191607, 612391, 800819, 1837173, 2402457, 10410647, 31231941]

約数ペア:

[(1, 31231941), (3, 10410647), (13, 2402457), (17, 1837173), (39, 800819), (51, 612391), (163, 191607), (221, 141321), (289, 108069), (489, 63869), (663, 47107), (867, 36023), (2119, 14739), (2771, 11271), (3757, 8313), (4913, 6357)]