30581631

素因数分解:

$3^4\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{277}}^1$

素因数の和:365

約数の個数: 40

約数和(自身を含む): 48438720

約数和(自身を除く): 17857089

約数列:

[1, 3, 9, 27, 29, 47, 81, 87, 141, 261, 277, 423, 783, 831, 1269, 1363, 2349, 2493, 3807, 4089, 7479, 8033, 12267, 13019, 22437, 24099, 36801, 39057, 72297, 110403, 117171, 216891, 351513, 377551, 650673, 1054539, 1132653, 3397959, 10193877, 30581631]

約数ペア:

[(1, 30581631), (3, 10193877), (9, 3397959), (27, 1132653), (29, 1054539), (47, 650673), (81, 377551), (87, 351513), (141, 216891), (261, 117171), (277, 110403), (423, 72297), (783, 39057), (831, 36801), (1269, 24099), (1363, 22437), (2349, 13019), (2493, 12267), (3807, 8033), (4089, 7479)]