15926185

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{101}}^1$

素因数の和:225

約数の個数: 32

約数和(自身を含む): 21855744

約数和(自身を除く): 5929559

約数列:

[1, 5, 11, 47, 55, 61, 101, 235, 305, 505, 517, 671, 1111, 2585, 2867, 3355, 4747, 5555, 6161, 14335, 23735, 30805, 31537, 52217, 67771, 157685, 261085, 289567, 338855, 1447835, 3185237, 15926185]

約数ペア:

[(1, 15926185), (5, 3185237), (11, 1447835), (47, 338855), (55, 289567), (61, 261085), (101, 157685), (235, 67771), (305, 52217), (505, 31537), (517, 30805), (671, 23735), (1111, 14335), (2585, 6161), (2867, 5555), (3355, 4747)]