16465761

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{823}}^1$

素因数の和:867

約数の個数: 40

約数和(自身を含む): 27917120

約数和(自身を除く): 11451359

約数列:

[1, 3, 9, 13, 19, 27, 39, 57, 81, 117, 171, 247, 351, 513, 741, 823, 1053, 1539, 2223, 2469, 6669, 7407, 10699, 15637, 20007, 22221, 32097, 46911, 66663, 96291, 140733, 203281, 288873, 422199, 609843, 866619, 1266597, 1829529, 5488587, 16465761]

約数ペア:

[(1, 16465761), (3, 5488587), (9, 1829529), (13, 1266597), (19, 866619), (27, 609843), (39, 422199), (57, 288873), (81, 203281), (117, 140733), (171, 96291), (247, 66663), (351, 46911), (513, 32097), (741, 22221), (823, 20007), (1053, 15637), (1539, 10699), (2223, 7407), (2469, 6669)]