720099

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1$

素因数の和:155

約数の個数: 24

約数和(自身を含む): 1123200

約数和(自身を除く): 403101

約数列:

[1, 3, 9, 29, 31, 87, 89, 93, 261, 267, 279, 801, 899, 2581, 2697, 2759, 7743, 8091, 8277, 23229, 24831, 80011, 240033, 720099]

約数ペア:

[(1, 720099), (3, 240033), (9, 80011), (29, 24831), (31, 23229), (87, 8277), (89, 8091), (93, 7743), (261, 2759), (267, 2697), (279, 2581), (801, 899)]