142857396

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{5081}}^1$

素因数の和:5173

約数の個数: 72

約数和(自身を含む): 399567168

約数和(自身を除く): 256709772

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 71, 99, 132, 142, 198, 213, 284, 396, 426, 639, 781, 852, 1278, 1562, 2343, 2556, 3124, 4686, 5081, 7029, 9372, 10162, 14058, 15243, 20324, 28116, 30486, 45729, 55891, 60972, 91458, 111782, 167673, 182916, 223564, 335346, 360751, 503019, 670692, 721502, 1006038, 1082253, 1443004, 2012076, 2164506, 3246759, 3968261, 4329012, 6493518, 7936522, 11904783, 12987036, 15873044, 23809566, 35714349, 47619132, 71428698, 142857396]

約数ペア:

[(1, 142857396), (2, 71428698), (3, 47619132), (4, 35714349), (6, 23809566), (9, 15873044), (11, 12987036), (12, 11904783), (18, 7936522), (22, 6493518), (33, 4329012), (36, 3968261), (44, 3246759), (66, 2164506), (71, 2012076), (99, 1443004), (132, 1082253), (142, 1006038), (198, 721502), (213, 670692), (284, 503019), (396, 360751), (426, 335346), (639, 223564), (781, 182916), (852, 167673), (1278, 111782), (1562, 91458), (2343, 60972), (2556, 55891), (3124, 45729), (4686, 30486), (5081, 28116), (7029, 20324), (9372, 15243), (10162, 14058)]