15829805

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1$

素因数の和:197

約数の個数: 32

約数和(自身を含む): 21212928

約数和(自身を除く): 5383123

約数列:

[1, 5, 17, 43, 61, 71, 85, 215, 305, 355, 731, 1037, 1207, 2623, 3053, 3655, 4331, 5185, 6035, 13115, 15265, 21655, 44591, 51901, 73627, 186233, 222955, 259505, 368135, 931165, 3165961, 15829805]

約数ペア:

[(1, 15829805), (5, 3165961), (17, 931165), (43, 368135), (61, 259505), (71, 222955), (85, 186233), (215, 73627), (305, 51901), (355, 44591), (731, 21655), (1037, 15265), (1207, 13115), (2623, 6035), (3053, 5185), (3655, 4331)]