258436295

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{233879}}^1$

素因数の和:233914

約数の個数: 16

約数和(自身を含む): 353626560

約数和(自身を除く): 95190265

約数列:

[1, 5, 13, 17, 65, 85, 221, 1105, 233879, 1169395, 3040427, 3975943, 15202135, 19879715, 51687259, 258436295]

約数ペア:

[(1, 258436295), (5, 51687259), (13, 19879715), (17, 15202135), (65, 3975943), (85, 3040427), (221, 1169395), (1105, 233879)]