15770391

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{947}}^1$

素因数の和:1031

約数の個数: 32

約数和(自身を含む): 26331648

約数和(自身を除く): 10561257

約数列:

[1, 3, 7, 13, 21, 39, 61, 91, 183, 273, 427, 793, 947, 1281, 2379, 2841, 5551, 6629, 12311, 16653, 19887, 36933, 57767, 86177, 173301, 258531, 404369, 750971, 1213107, 2252913, 5256797, 15770391]

約数ペア:

[(1, 15770391), (3, 5256797), (7, 2252913), (13, 1213107), (21, 750971), (39, 404369), (61, 258531), (91, 173301), (183, 86177), (273, 57767), (427, 36933), (793, 19887), (947, 16653), (1281, 12311), (2379, 6629), (2841, 5551)]