47318973

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{479}}^1$

素因数の和:661

約数の個数: 32

約数和(自身を含む): 72576000

約数和(自身を除く): 25257027

約数列:

[1, 3, 13, 17, 39, 51, 149, 221, 447, 479, 663, 1437, 1937, 2533, 5811, 6227, 7599, 8143, 18681, 24429, 32929, 71371, 98787, 105859, 214113, 317577, 927823, 1213307, 2783469, 3639921, 15772991, 47318973]

約数ペア:

[(1, 47318973), (3, 15772991), (13, 3639921), (17, 2783469), (39, 1213307), (51, 927823), (149, 317577), (221, 214113), (447, 105859), (479, 98787), (663, 71371), (1437, 32929), (1937, 24429), (2533, 18681), (5811, 8143), (6227, 7599)]