27915951

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{1993}}^1$

素因数の和:2055

約数の個数: 32

約数和(自身を含む): 45941760

約数和(自身を除く): 18025809

約数列:

[1, 3, 7, 21, 23, 29, 69, 87, 161, 203, 483, 609, 667, 1993, 2001, 4669, 5979, 13951, 14007, 41853, 45839, 57797, 137517, 173391, 320873, 404579, 962619, 1213737, 1329331, 3987993, 9305317, 27915951]

約数ペア:

[(1, 27915951), (3, 9305317), (7, 3987993), (21, 1329331), (23, 1213737), (29, 962619), (69, 404579), (87, 320873), (161, 173391), (203, 137517), (483, 57797), (609, 45839), (667, 41853), (1993, 14007), (2001, 13951), (4669, 5979)]