47898981

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{743}}^1$

素因数の和:810

約数の個数: 48

約数和(自身を含む): 81244800

約数和(自身を除く): 33345819

約数列:

[1, 3, 9, 13, 19, 29, 39, 57, 87, 117, 171, 247, 261, 377, 551, 741, 743, 1131, 1653, 2223, 2229, 3393, 4959, 6687, 7163, 9659, 14117, 21489, 21547, 28977, 42351, 64467, 64641, 86931, 127053, 183521, 193923, 280111, 409393, 550563, 840333, 1228179, 1651689, 2520999, 3684537, 5322109, 15966327, 47898981]

約数ペア:

[(1, 47898981), (3, 15966327), (9, 5322109), (13, 3684537), (19, 2520999), (29, 1651689), (39, 1228179), (57, 840333), (87, 550563), (117, 409393), (171, 280111), (247, 193923), (261, 183521), (377, 127053), (551, 86931), (741, 64641), (743, 64467), (1131, 42351), (1653, 28977), (2223, 21547), (2229, 21489), (3393, 14117), (4959, 9659), (6687, 7163)]