158974389

素因数分解:

$3^2\times 7^1\times {\mathrm{113}}^1\times {\mathrm{137}}^1\times {\mathrm{163}}^1$

素因数の和:426

約数の個数: 48

約数和(自身を含む): 268324992

約数和(自身を除く): 109350603

約数列:

[1, 3, 7, 9, 21, 63, 113, 137, 163, 339, 411, 489, 791, 959, 1017, 1141, 1233, 1467, 2373, 2877, 3423, 7119, 8631, 10269, 15481, 18419, 22331, 46443, 55257, 66993, 108367, 128933, 139329, 156317, 165771, 200979, 325101, 386799, 468951, 975303, 1160397, 1406853, 2523403, 7570209, 17663821, 22710627, 52991463, 158974389]

約数ペア:

[(1, 158974389), (3, 52991463), (7, 22710627), (9, 17663821), (21, 7570209), (63, 2523403), (113, 1406853), (137, 1160397), (163, 975303), (339, 468951), (411, 386799), (489, 325101), (791, 200979), (959, 165771), (1017, 156317), (1141, 139329), (1233, 128933), (1467, 108367), (2373, 66993), (2877, 55257), (3423, 46443), (7119, 22331), (8631, 18419), (10269, 15481)]