29972865

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{281}}^1\times {\mathrm{547}}^1$

素因数の和:849

約数の個数: 32

約数和(自身を含む): 51924096

約数和(自身を除く): 21951231

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 281, 547, 843, 1405, 1641, 2735, 3653, 4215, 7111, 8205, 10959, 18265, 21333, 35555, 54795, 106665, 153707, 461121, 768535, 1998191, 2305605, 5994573, 9990955, 29972865]

約数ペア:

[(1, 29972865), (3, 9990955), (5, 5994573), (13, 2305605), (15, 1998191), (39, 768535), (65, 461121), (195, 153707), (281, 106665), (547, 54795), (843, 35555), (1405, 21333), (1641, 18265), (2735, 10959), (3653, 8205), (4215, 7111)]