69439275

素因数分解:

$3^4\times 5^2\times {\mathrm{53}}^1\times {\mathrm{647}}^1$

素因数の和:722

約数の個数: 60

約数和(自身を含む): 131254992

約数和(自身を除く): 61815717

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 53, 75, 81, 135, 159, 225, 265, 405, 477, 647, 675, 795, 1325, 1431, 1941, 2025, 2385, 3235, 3975, 4293, 5823, 7155, 9705, 11925, 16175, 17469, 21465, 29115, 34291, 35775, 48525, 52407, 87345, 102873, 107325, 145575, 171455, 262035, 308619, 436725, 514365, 857275, 925857, 1310175, 1543095, 2571825, 2777571, 4629285, 7715475, 13887855, 23146425, 69439275]

約数ペア:

[(1, 69439275), (3, 23146425), (5, 13887855), (9, 7715475), (15, 4629285), (25, 2777571), (27, 2571825), (45, 1543095), (53, 1310175), (75, 925857), (81, 857275), (135, 514365), (159, 436725), (225, 308619), (265, 262035), (405, 171455), (477, 145575), (647, 107325), (675, 102873), (795, 87345), (1325, 52407), (1431, 48525), (1941, 35775), (2025, 34291), (2385, 29115), (3235, 21465), (3975, 17469), (4293, 16175), (5823, 11925), (7155, 9705)]