28610385

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{739}}^1$

素因数の和:865

約数の個数: 32

約数和(自身を含む): 47952000

約数和(自身を除く): 19341615

約数列:

[1, 3, 5, 15, 29, 87, 89, 145, 267, 435, 445, 739, 1335, 2217, 2581, 3695, 7743, 11085, 12905, 21431, 38715, 64293, 65771, 107155, 197313, 321465, 328855, 986565, 1907359, 5722077, 9536795, 28610385]

約数ペア:

[(1, 28610385), (3, 9536795), (5, 5722077), (15, 1907359), (29, 986565), (87, 328855), (89, 321465), (145, 197313), (267, 107155), (435, 65771), (445, 64293), (739, 38715), (1335, 21431), (2217, 12905), (2581, 11085), (3695, 7743)]