31499292

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{3361}}^1$

素因数の和:3450

約数の個数: 48

約数和(自身を含む): 81333504

約数和(自身を除く): 49834212

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 71, 132, 142, 213, 284, 426, 781, 852, 1562, 2343, 3124, 3361, 4686, 6722, 9372, 10083, 13444, 20166, 36971, 40332, 73942, 110913, 147884, 221826, 238631, 443652, 477262, 715893, 954524, 1431786, 2624941, 2863572, 5249882, 7874823, 10499764, 15749646, 31499292]

約数ペア:

[(1, 31499292), (2, 15749646), (3, 10499764), (4, 7874823), (6, 5249882), (11, 2863572), (12, 2624941), (22, 1431786), (33, 954524), (44, 715893), (66, 477262), (71, 443652), (132, 238631), (142, 221826), (213, 147884), (284, 110913), (426, 73942), (781, 40332), (852, 36971), (1562, 20166), (2343, 13444), (3124, 10083), (3361, 9372), (4686, 6722)]