81461325

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{293}}^1\times {\mathrm{337}}^1$

素因数の和:654

約数の個数: 48

約数和(自身を含む): 147865536

約数和(自身を除く): 66404211

約数列:

[1, 3, 5, 11, 15, 25, 33, 55, 75, 165, 275, 293, 337, 825, 879, 1011, 1465, 1685, 3223, 3707, 4395, 5055, 7325, 8425, 9669, 11121, 16115, 18535, 21975, 25275, 48345, 55605, 80575, 92675, 98741, 241725, 278025, 296223, 493705, 1086151, 1481115, 2468525, 3258453, 5430755, 7405575, 16292265, 27153775, 81461325]

約数ペア:

[(1, 81461325), (3, 27153775), (5, 16292265), (11, 7405575), (15, 5430755), (25, 3258453), (33, 2468525), (55, 1481115), (75, 1086151), (165, 493705), (275, 296223), (293, 278025), (337, 241725), (825, 98741), (879, 92675), (1011, 80575), (1465, 55605), (1685, 48345), (3223, 25275), (3707, 21975), (4395, 18535), (5055, 16115), (7325, 11121), (8425, 9669)]