121427505

素因数分解:

$3^4\times 5^1\times {\mathrm{53}}^1\times {\mathrm{5657}}^1$

素因数の和:5727

約数の個数: 40

約数和(自身を含む): 221816232

約数和(自身を除く): 100388727

約数列:

[1, 3, 5, 9, 15, 27, 45, 53, 81, 135, 159, 265, 405, 477, 795, 1431, 2385, 4293, 5657, 7155, 16971, 21465, 28285, 50913, 84855, 152739, 254565, 299821, 458217, 763695, 899463, 1499105, 2291085, 2698389, 4497315, 8095167, 13491945, 24285501, 40475835, 121427505]

約数ペア:

[(1, 121427505), (3, 40475835), (5, 24285501), (9, 13491945), (15, 8095167), (27, 4497315), (45, 2698389), (53, 2291085), (81, 1499105), (135, 899463), (159, 763695), (265, 458217), (405, 299821), (477, 254565), (795, 152739), (1431, 84855), (2385, 50913), (4293, 28285), (5657, 21465), (7155, 16971)]