394688511

素因数分解:

$3^3\times 7^1\times {\mathrm{449}}^1\times {\mathrm{4651}}^1$

素因数の和:5116

約数の個数: 32

約数和(自身を含む): 669888000

約数和(自身を除く): 275199489

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 449, 1347, 3143, 4041, 4651, 9429, 12123, 13953, 28287, 32557, 41859, 84861, 97671, 125577, 293013, 879039, 2088299, 6264897, 14618093, 18794691, 43854279, 56384073, 131562837, 394688511]

約数ペア:

[(1, 394688511), (3, 131562837), (7, 56384073), (9, 43854279), (21, 18794691), (27, 14618093), (63, 6264897), (189, 2088299), (449, 879039), (1347, 293013), (3143, 125577), (4041, 97671), (4651, 84861), (9429, 41859), (12123, 32557), (13953, 28287)]