31989495

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{331}}^1\times {\mathrm{379}}^1$

素因数の和:735

約数の個数: 32

約数和(自身を含む): 54501120

約数和(自身を除く): 22511625

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 331, 379, 993, 1137, 1655, 1895, 4965, 5627, 5685, 6443, 16881, 19329, 28135, 32215, 84405, 96645, 125449, 376347, 627245, 1881735, 2132633, 6397899, 10663165, 31989495]

約数ペア:

[(1, 31989495), (3, 10663165), (5, 6397899), (15, 2132633), (17, 1881735), (51, 627245), (85, 376347), (255, 125449), (331, 96645), (379, 84405), (993, 32215), (1137, 28135), (1655, 19329), (1895, 16881), (4965, 6443), (5627, 5685)]