31943457

素因数分解:

$3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{13001}}^1$

素因数の和:13030

約数の個数: 32

約数和(自身を含む): 58248960

約数和(自身を除く): 26305503

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 63, 91, 117, 189, 273, 351, 819, 2457, 13001, 39003, 91007, 117009, 169013, 273021, 351027, 507039, 819063, 1183091, 1521117, 2457189, 3549273, 4563351, 10647819, 31943457]

約数ペア:

[(1, 31943457), (3, 10647819), (7, 4563351), (9, 3549273), (13, 2457189), (21, 1521117), (27, 1183091), (39, 819063), (63, 507039), (91, 351027), (117, 273021), (189, 169013), (273, 117009), (351, 91007), (819, 39003), (2457, 13001)]