31299723

素因数分解:

$3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{12739}}^1$

素因数の和:12768

約数の個数: 32

約数和(自身を含む): 57075200

約数和(自身を除く): 25775477

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 63, 91, 117, 189, 273, 351, 819, 2457, 12739, 38217, 89173, 114651, 165607, 267519, 343953, 496821, 802557, 1159249, 1490463, 2407671, 3477747, 4471389, 10433241, 31299723]

約数ペア:

[(1, 31299723), (3, 10433241), (7, 4471389), (9, 3477747), (13, 2407671), (21, 1490463), (27, 1159249), (39, 802557), (63, 496821), (91, 343953), (117, 267519), (189, 165607), (273, 114651), (351, 89173), (819, 38217), (2457, 12739)]