39401865

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{109}}^1\times {\mathrm{277}}^1$

素因数の和:426

約数の個数: 48

約数和(自身を含む): 71557200

約数和(自身を除く): 32155335

約数列:

[1, 3, 5, 9, 15, 29, 45, 87, 109, 145, 261, 277, 327, 435, 545, 831, 981, 1305, 1385, 1635, 2493, 3161, 4155, 4905, 8033, 9483, 12465, 15805, 24099, 28449, 30193, 40165, 47415, 72297, 90579, 120495, 142245, 150965, 271737, 361485, 452895, 875597, 1358685, 2626791, 4377985, 7880373, 13133955, 39401865]

約数ペア:

[(1, 39401865), (3, 13133955), (5, 7880373), (9, 4377985), (15, 2626791), (29, 1358685), (45, 875597), (87, 452895), (109, 361485), (145, 271737), (261, 150965), (277, 142245), (327, 120495), (435, 90579), (545, 72297), (831, 47415), (981, 40165), (1305, 30193), (1385, 28449), (1635, 24099), (2493, 15805), (3161, 12465), (4155, 9483), (4905, 8033)]