27287715

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19991}}^1$

素因数の和:20019

約数の個数: 32

約数和(自身を含む): 53738496

約数和(自身を除く): 26450781

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 39, 65, 91, 105, 195, 273, 455, 1365, 19991, 59973, 99955, 139937, 259883, 299865, 419811, 699685, 779649, 1299415, 1819181, 2099055, 3898245, 5457543, 9095905, 27287715]

約数ペア:

[(1, 27287715), (3, 9095905), (5, 5457543), (7, 3898245), (13, 2099055), (15, 1819181), (21, 1299415), (35, 779649), (39, 699685), (65, 419811), (91, 299865), (105, 259883), (195, 139937), (273, 99955), (455, 59973), (1365, 19991)]