2157597

素因数分解:

$3^5\times {\mathrm{13}}^1\times {\mathrm{683}}^1$

素因数の和:711

約数の個数: 24

約数和(自身を含む): 3485664

約数和(自身を除く): 1328067

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 243, 351, 683, 1053, 2049, 3159, 6147, 8879, 18441, 26637, 55323, 79911, 165969, 239733, 719199, 2157597]

約数ペア:

[(1, 2157597), (3, 719199), (9, 239733), (13, 165969), (27, 79911), (39, 55323), (81, 26637), (117, 18441), (243, 8879), (351, 6147), (683, 3159), (1053, 2049)]