31985784

素因数分解:

$2^3\times 3^2\times {\mathrm{71}}^1\times {\mathrm{6257}}^1$

素因数の和:6340

約数の個数: 48

約数和(自身を含む): 87862320

約数和(自身を除く): 55876536

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 71, 72, 142, 213, 284, 426, 568, 639, 852, 1278, 1704, 2556, 5112, 6257, 12514, 18771, 25028, 37542, 50056, 56313, 75084, 112626, 150168, 225252, 444247, 450504, 888494, 1332741, 1776988, 2665482, 3553976, 3998223, 5330964, 7996446, 10661928, 15992892, 31985784]

約数ペア:

[(1, 31985784), (2, 15992892), (3, 10661928), (4, 7996446), (6, 5330964), (8, 3998223), (9, 3553976), (12, 2665482), (18, 1776988), (24, 1332741), (36, 888494), (71, 450504), (72, 444247), (142, 225252), (213, 150168), (284, 112626), (426, 75084), (568, 56313), (639, 50056), (852, 37542), (1278, 25028), (1704, 18771), (2556, 12514), (5112, 6257)]