64953819

素因数分解:

$3^4\times 7^1\times {\mathrm{97}}^1\times {\mathrm{1181}}^1$

素因数の和:1297

約数の個数: 40

約数和(自身を含む): 112129248

約数和(自身を除く): 47175429

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 97, 189, 291, 567, 679, 873, 1181, 2037, 2619, 3543, 6111, 7857, 8267, 10629, 18333, 24801, 31887, 54999, 74403, 95661, 114557, 223209, 343671, 669627, 801899, 1031013, 2405697, 3093039, 7217091, 9279117, 21651273, 64953819]

約数ペア:

[(1, 64953819), (3, 21651273), (7, 9279117), (9, 7217091), (21, 3093039), (27, 2405697), (63, 1031013), (81, 801899), (97, 669627), (189, 343671), (291, 223209), (567, 114557), (679, 95661), (873, 74403), (1181, 54999), (2037, 31887), (2619, 24801), (3543, 18333), (6111, 10629), (7857, 8267)]