73987731

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{509}}^1\times {\mathrm{521}}^1$

素因数の和:1067

約数の個数: 24

約数和(自身を含む): 110747520

約数和(自身を除く): 36759789

約数列:

[1, 3, 9, 31, 93, 279, 509, 521, 1527, 1563, 4581, 4689, 15779, 16151, 47337, 48453, 142011, 145359, 265189, 795567, 2386701, 8220859, 24662577, 73987731]

約数ペア:

[(1, 73987731), (3, 24662577), (9, 8220859), (31, 2386701), (93, 795567), (279, 265189), (509, 145359), (521, 142011), (1527, 48453), (1563, 47337), (4581, 16151), (4689, 15779)]