388626303

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{131}}^1$

素因数の和:280

約数の個数: 64

約数和(自身を含む): 604961280

約数和(自身を除く): 216334977

約数列:

[1, 3, 13, 29, 39, 43, 61, 87, 129, 131, 183, 377, 393, 559, 793, 1131, 1247, 1677, 1703, 1769, 2379, 2623, 3741, 3799, 5109, 5307, 5633, 7869, 7991, 11397, 16211, 16899, 22997, 23973, 34099, 48633, 49387, 68991, 73229, 76067, 102297, 103883, 148161, 163357, 219687, 228201, 231739, 311649, 343613, 490071, 695217, 988871, 1030839, 2123641, 2966613, 3012607, 4466969, 6370923, 9037821, 9964777, 13400907, 29894331, 129542101, 388626303]

約数ペア:

[(1, 388626303), (3, 129542101), (13, 29894331), (29, 13400907), (39, 9964777), (43, 9037821), (61, 6370923), (87, 4466969), (129, 3012607), (131, 2966613), (183, 2123641), (377, 1030839), (393, 988871), (559, 695217), (793, 490071), (1131, 343613), (1247, 311649), (1677, 231739), (1703, 228201), (1769, 219687), (2379, 163357), (2623, 148161), (3741, 103883), (3799, 102297), (5109, 76067), (5307, 73229), (5633, 68991), (7869, 49387), (7991, 48633), (11397, 34099), (16211, 23973), (16899, 22997)]