427790194

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{131}}^1$

素因数の和:307

約数の個数: 64

約数和(自身を含む): 742452480

約数和(自身を除く): 314662286

約数列:

[1, 2, 13, 26, 29, 58, 61, 71, 122, 131, 142, 262, 377, 754, 793, 923, 1586, 1703, 1769, 1846, 2059, 3406, 3538, 3799, 4118, 4331, 7598, 7991, 8662, 9301, 15982, 18602, 22997, 26767, 45994, 49387, 53534, 56303, 98774, 103883, 112606, 120913, 125599, 207766, 231739, 241826, 251198, 269729, 463478, 539458, 567361, 1134722, 1632787, 3012607, 3265574, 3506477, 6025214, 7012954, 7375693, 14751386, 16453469, 32906938, 213895097, 427790194]

約数ペア:

[(1, 427790194), (2, 213895097), (13, 32906938), (26, 16453469), (29, 14751386), (58, 7375693), (61, 7012954), (71, 6025214), (122, 3506477), (131, 3265574), (142, 3012607), (262, 1632787), (377, 1134722), (754, 567361), (793, 539458), (923, 463478), (1586, 269729), (1703, 251198), (1769, 241826), (1846, 231739), (2059, 207766), (3406, 125599), (3538, 120913), (3799, 112606), (4118, 103883), (4331, 98774), (7598, 56303), (7991, 53534), (8662, 49387), (9301, 45994), (15982, 26767), (18602, 22997)]