208395642

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{6257}}^1$

素因数の和:6343

約数の個数: 64

約数和(自身を含む): 521466624

約数和(自身を除く): 313070982

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 61, 78, 91, 122, 182, 183, 273, 366, 427, 546, 793, 854, 1281, 1586, 2379, 2562, 4758, 5551, 6257, 11102, 12514, 16653, 18771, 33306, 37542, 43799, 81341, 87598, 131397, 162682, 244023, 262794, 381677, 488046, 569387, 763354, 1138774, 1145031, 1708161, 2290062, 2671739, 3416322, 4961801, 5343478, 8015217, 9923602, 14885403, 16030434, 29770806, 34732607, 69465214, 104197821, 208395642]

約数ペア:

[(1, 208395642), (2, 104197821), (3, 69465214), (6, 34732607), (7, 29770806), (13, 16030434), (14, 14885403), (21, 9923602), (26, 8015217), (39, 5343478), (42, 4961801), (61, 3416322), (78, 2671739), (91, 2290062), (122, 1708161), (182, 1145031), (183, 1138774), (273, 763354), (366, 569387), (427, 488046), (546, 381677), (793, 262794), (854, 244023), (1281, 162682), (1586, 131397), (2379, 87598), (2562, 81341), (4758, 43799), (5551, 37542), (6257, 33306), (11102, 18771), (12514, 16653)]