68284405

素因数分解:

$5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{131}}^1\times {\mathrm{281}}^1$

素因数の和:477

約数の個数: 32

約数和(自身を含む): 96484608

約数和(自身を除く): 28200203

約数列:

[1, 5, 7, 35, 53, 131, 265, 281, 371, 655, 917, 1405, 1855, 1967, 4585, 6943, 9835, 14893, 34715, 36811, 48601, 74465, 104251, 184055, 243005, 257677, 521255, 1288385, 1950983, 9754915, 13656881, 68284405]

約数ペア:

[(1, 68284405), (5, 13656881), (7, 9754915), (35, 1950983), (53, 1288385), (131, 521255), (265, 257677), (281, 243005), (371, 184055), (655, 104251), (917, 74465), (1405, 48601), (1855, 36811), (1967, 34715), (4585, 14893), (6943, 9835)]