340306988

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{12289}}^1$

素因数の和:12366

約数の個数: 48

約数和(自身を含む): 726781440

約数和(自身を除く): 386474452

約数列:

[1, 2, 4, 7, 14, 23, 28, 43, 46, 86, 92, 161, 172, 301, 322, 602, 644, 989, 1204, 1978, 3956, 6923, 12289, 13846, 24578, 27692, 49156, 86023, 172046, 282647, 344092, 528427, 565294, 1056854, 1130588, 1978529, 2113708, 3698989, 3957058, 7397978, 7914116, 12153821, 14795956, 24307642, 48615284, 85076747, 170153494, 340306988]

約数ペア:

[(1, 340306988), (2, 170153494), (4, 85076747), (7, 48615284), (14, 24307642), (23, 14795956), (28, 12153821), (43, 7914116), (46, 7397978), (86, 3957058), (92, 3698989), (161, 2113708), (172, 1978529), (301, 1130588), (322, 1056854), (602, 565294), (644, 528427), (989, 344092), (1204, 282647), (1978, 172046), (3956, 86023), (6923, 49156), (12289, 27692), (13846, 24578)]