259339535

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{587}}^1\times {\mathrm{971}}^1$

素因数の和:1583

約数の個数: 32

約数和(自身を含む): 384072192

約数和(自身を除く): 124732657

約数列:

[1, 5, 7, 13, 35, 65, 91, 455, 587, 971, 2935, 4109, 4855, 6797, 7631, 12623, 20545, 33985, 38155, 53417, 63115, 88361, 267085, 441805, 569977, 2849885, 3989839, 7409701, 19949195, 37048505, 51867907, 259339535]

約数ペア:

[(1, 259339535), (5, 51867907), (7, 37048505), (13, 19949195), (35, 7409701), (65, 3989839), (91, 2849885), (455, 569977), (587, 441805), (971, 267085), (2935, 88361), (4109, 63115), (4855, 53417), (6797, 38155), (7631, 33985), (12623, 20545)]