201261915

素因数分解:

$3^4\times 5^1\times {\mathrm{431}}^1\times {\mathrm{1153}}^1$

素因数の和:1601

約数の個数: 40

約数和(自身を含む): 361931328

約数和(自身を除く): 160669413

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 431, 1153, 1293, 2155, 3459, 3879, 5765, 6465, 10377, 11637, 17295, 19395, 31131, 34911, 51885, 58185, 93393, 155655, 174555, 466965, 496943, 1490829, 2484715, 4472487, 7454145, 13417461, 22362435, 40252383, 67087305, 201261915]

約数ペア:

[(1, 201261915), (3, 67087305), (5, 40252383), (9, 22362435), (15, 13417461), (27, 7454145), (45, 4472487), (81, 2484715), (135, 1490829), (405, 496943), (431, 466965), (1153, 174555), (1293, 155655), (2155, 93393), (3459, 58185), (3879, 51885), (5765, 34911), (6465, 31131), (10377, 19395), (11637, 17295)]