127976571

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{2803}}^1$

素因数の和:2920

約数の個数: 32

約数和(自身を含む): 201888000

約数和(自身を除く): 73911429

約数列:

[1, 3, 9, 19, 27, 57, 89, 171, 267, 513, 801, 1691, 2403, 2803, 5073, 8409, 15219, 25227, 45657, 53257, 75681, 159771, 249467, 479313, 748401, 1437939, 2245203, 4739873, 6735609, 14219619, 42658857, 127976571]

約数ペア:

[(1, 127976571), (3, 42658857), (9, 14219619), (19, 6735609), (27, 4739873), (57, 2245203), (89, 1437939), (171, 748401), (267, 479313), (513, 249467), (801, 159771), (1691, 75681), (2403, 53257), (2803, 45657), (5073, 25227), (8409, 15219)]