256712118

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{113489}}^1$

素因数の和:113536

約数の個数: 32

約数和(自身を含む): 571989600

約数和(自身を除く): 315277482

約数列:

[1, 2, 3, 6, 13, 26, 29, 39, 58, 78, 87, 174, 377, 754, 1131, 2262, 113489, 226978, 340467, 680934, 1475357, 2950714, 3291181, 4426071, 6582362, 8852142, 9873543, 19747086, 42785353, 85570706, 128356059, 256712118]

約数ペア:

[(1, 256712118), (2, 128356059), (3, 85570706), (6, 42785353), (13, 19747086), (26, 9873543), (29, 8852142), (39, 6582362), (58, 4426071), (78, 3291181), (87, 2950714), (174, 1475357), (377, 680934), (754, 340467), (1131, 226978), (2262, 113489)]