81429405

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{10301}}^1$

素因数の和:10357

約数の個数: 32

約数和(自身を含む): 142414848

約数和(自身を除く): 60985443

約数列:

[1, 3, 5, 15, 17, 31, 51, 85, 93, 155, 255, 465, 527, 1581, 2635, 7905, 10301, 30903, 51505, 154515, 175117, 319331, 525351, 875585, 957993, 1596655, 2626755, 4789965, 5428627, 16285881, 27143135, 81429405]

約数ペア:

[(1, 81429405), (3, 27143135), (5, 16285881), (15, 5428627), (17, 4789965), (31, 2626755), (51, 1596655), (85, 957993), (93, 875585), (155, 525351), (255, 319331), (465, 175117), (527, 154515), (1581, 51505), (2635, 30903), (7905, 10301)]