51947190

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{421}}^1\times {\mathrm{457}}^1$

素因数の和:894

約数の個数: 64

約数和(自身を含む): 139158720

約数和(自身を除く): 87211530

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 270, 421, 457, 842, 914, 1263, 1371, 2105, 2285, 2526, 2742, 3789, 4113, 4210, 4570, 6315, 6855, 7578, 8226, 11367, 12339, 12630, 13710, 18945, 20565, 22734, 24678, 37890, 41130, 56835, 61695, 113670, 123390, 192397, 384794, 577191, 961985, 1154382, 1731573, 1923970, 2885955, 3463146, 5194719, 5771910, 8657865, 10389438, 17315730, 25973595, 51947190]

約数ペア:

[(1, 51947190), (2, 25973595), (3, 17315730), (5, 10389438), (6, 8657865), (9, 5771910), (10, 5194719), (15, 3463146), (18, 2885955), (27, 1923970), (30, 1731573), (45, 1154382), (54, 961985), (90, 577191), (135, 384794), (270, 192397), (421, 123390), (457, 113670), (842, 61695), (914, 56835), (1263, 41130), (1371, 37890), (2105, 24678), (2285, 22734), (2526, 20565), (2742, 18945), (3789, 13710), (4113, 12630), (4210, 12339), (4570, 11367), (6315, 8226), (6855, 7578)]