31385145

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{167}}^1$

素因数の和:270

約数の個数: 64

約数和(自身を含む): 59222016

約数和(自身を除く): 27836871

約数列:

[1, 3, 5, 11, 15, 17, 33, 51, 55, 67, 85, 165, 167, 187, 201, 255, 335, 501, 561, 737, 835, 935, 1005, 1139, 1837, 2211, 2505, 2805, 2839, 3417, 3685, 5511, 5695, 8517, 9185, 11055, 11189, 12529, 14195, 17085, 27555, 31229, 33567, 37587, 42585, 55945, 62645, 93687, 123079, 156145, 167835, 187935, 190213, 369237, 468435, 570639, 615395, 951065, 1846185, 2092343, 2853195, 6277029, 10461715, 31385145]

約数ペア:

[(1, 31385145), (3, 10461715), (5, 6277029), (11, 2853195), (15, 2092343), (17, 1846185), (33, 951065), (51, 615395), (55, 570639), (67, 468435), (85, 369237), (165, 190213), (167, 187935), (187, 167835), (201, 156145), (255, 123079), (335, 93687), (501, 62645), (561, 55945), (737, 42585), (835, 37587), (935, 33567), (1005, 31229), (1139, 27555), (1837, 17085), (2211, 14195), (2505, 12529), (2805, 11189), (2839, 11055), (3417, 9185), (3685, 8517), (5511, 5695)]