72801999

素因数分解:

$3^2\times {\mathrm{67}}^1\times {\mathrm{157}}^1\times {\mathrm{769}}^1$

素因数の和:999

約数の個数: 24

約数和(自身を含む): 107547440

約数和(自身を除く): 34745441

約数列:

[1, 3, 9, 67, 157, 201, 471, 603, 769, 1413, 2307, 6921, 10519, 31557, 51523, 94671, 120733, 154569, 362199, 463707, 1086597, 8089111, 24267333, 72801999]

約数ペア:

[(1, 72801999), (3, 24267333), (9, 8089111), (67, 1086597), (157, 463707), (201, 362199), (471, 154569), (603, 120733), (769, 94671), (1413, 51523), (2307, 31557), (6921, 10519)]