61969455

素因数分解:

$3^4\times 5^1\times {\mathrm{53}}^1\times {\mathrm{2887}}^1$

素因数の和:2957

約数の個数: 40

約数和(自身を含む): 113221152

約数和(自身を除く): 51251697

約数列:

[1, 3, 5, 9, 15, 27, 45, 53, 81, 135, 159, 265, 405, 477, 795, 1431, 2385, 2887, 4293, 7155, 8661, 14435, 21465, 25983, 43305, 77949, 129915, 153011, 233847, 389745, 459033, 765055, 1169235, 1377099, 2295165, 4131297, 6885495, 12393891, 20656485, 61969455]

約数ペア:

[(1, 61969455), (3, 20656485), (5, 12393891), (9, 6885495), (15, 4131297), (27, 2295165), (45, 1377099), (53, 1169235), (81, 765055), (135, 459033), (159, 389745), (265, 233847), (405, 153011), (477, 129915), (795, 77949), (1431, 43305), (2385, 25983), (2887, 21465), (4293, 14435), (7155, 8661)]