28865031

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{17}}^2\times {\mathrm{197}}^1$

素因数の和:260

約数の個数: 36

約数和(自身を含む): 44495352

約数和(自身を除く): 15630321

約数列:

[1, 3, 13, 17, 39, 51, 169, 197, 221, 289, 507, 591, 663, 867, 2561, 2873, 3349, 3757, 7683, 8619, 10047, 11271, 33293, 43537, 48841, 56933, 99879, 130611, 146523, 170799, 565981, 740129, 1697943, 2220387, 9621677, 28865031]

約数ペア:

[(1, 28865031), (3, 9621677), (13, 2220387), (17, 1697943), (39, 740129), (51, 565981), (169, 170799), (197, 146523), (221, 130611), (289, 99879), (507, 56933), (591, 48841), (663, 43537), (867, 33293), (2561, 11271), (2873, 10047), (3349, 8619), (3757, 7683)]