51641955

素因数分解:

$3^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{2713}}^1$

素因数の和:2777

約数の個数: 40

約数和(自身を含む): 94577472

約数和(自身を除く): 42935517

約数列:

[1, 3, 5, 9, 15, 27, 45, 47, 81, 135, 141, 235, 405, 423, 705, 1269, 2115, 2713, 3807, 6345, 8139, 13565, 19035, 24417, 40695, 73251, 122085, 127511, 219753, 366255, 382533, 637555, 1098765, 1147599, 1912665, 3442797, 5737995, 10328391, 17213985, 51641955]

約数ペア:

[(1, 51641955), (3, 17213985), (5, 10328391), (9, 5737995), (15, 3442797), (27, 1912665), (45, 1147599), (47, 1098765), (81, 637555), (135, 382533), (141, 366255), (235, 219753), (405, 127511), (423, 122085), (705, 73251), (1269, 40695), (2115, 24417), (2713, 19035), (3807, 13565), (6345, 8139)]