15261615

素因数分解:

$3^6\times 5^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1$

素因数の和:155

約数の個数: 56

約数和(自身を含む): 28330560

約数和(自身を除く): 13068945

約数列:

[1, 3, 5, 9, 15, 27, 45, 53, 79, 81, 135, 159, 237, 243, 265, 395, 405, 477, 711, 729, 795, 1185, 1215, 1431, 2133, 2385, 3555, 3645, 4187, 4293, 6399, 7155, 10665, 12561, 12879, 19197, 20935, 21465, 31995, 37683, 38637, 57591, 62805, 64395, 95985, 113049, 188415, 193185, 287955, 339147, 565245, 1017441, 1695735, 3052323, 5087205, 15261615]

約数ペア:

[(1, 15261615), (3, 5087205), (5, 3052323), (9, 1695735), (15, 1017441), (27, 565245), (45, 339147), (53, 287955), (79, 193185), (81, 188415), (135, 113049), (159, 95985), (237, 64395), (243, 62805), (265, 57591), (395, 38637), (405, 37683), (477, 31995), (711, 21465), (729, 20935), (795, 19197), (1185, 12879), (1215, 12561), (1431, 10665), (2133, 7155), (2385, 6399), (3555, 4293), (3645, 4187)]