428597757

素因数分解:

$3^3\times 7^2\times {\mathrm{29}}^1\times {\mathrm{11171}}^1$

素因数の和:11223

約数の個数: 48

約数和(自身を含む): 764164800

約数和(自身を除く): 335567043

約数列:

[1, 3, 7, 9, 21, 27, 29, 49, 63, 87, 147, 189, 203, 261, 441, 609, 783, 1323, 1421, 1827, 4263, 5481, 11171, 12789, 33513, 38367, 78197, 100539, 234591, 301617, 323959, 547379, 703773, 971877, 1642137, 2111319, 2267713, 2915631, 4926411, 6803139, 8746893, 14779233, 15873991, 20409417, 47621973, 61228251, 142865919, 428597757]

約数ペア:

[(1, 428597757), (3, 142865919), (7, 61228251), (9, 47621973), (21, 20409417), (27, 15873991), (29, 14779233), (49, 8746893), (63, 6803139), (87, 4926411), (147, 2915631), (189, 2267713), (203, 2111319), (261, 1642137), (441, 971877), (609, 703773), (783, 547379), (1323, 323959), (1421, 301617), (1827, 234591), (4263, 100539), (5481, 78197), (11171, 38367), (12789, 33513)]