393353545

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{227}}^1\times {\mathrm{503}}^1$

素因数の和:801

約数の個数: 32

約数和(自身を含む): 521240832

約数和(自身を除く): 127887287

約数列:

[1, 5, 13, 53, 65, 227, 265, 503, 689, 1135, 2515, 2951, 3445, 6539, 12031, 14755, 26659, 32695, 60155, 114181, 133295, 156403, 346567, 570905, 782015, 1484353, 1732835, 6051593, 7421765, 30257965, 78670709, 393353545]

約数ペア:

[(1, 393353545), (5, 78670709), (13, 30257965), (53, 7421765), (65, 6051593), (227, 1732835), (265, 1484353), (503, 782015), (689, 570905), (1135, 346567), (2515, 156403), (2951, 133295), (3445, 114181), (6539, 60155), (12031, 32695), (14755, 26659)]