165416013

素因数分解:

$3^4\times 7^2\times {\mathrm{71}}^1\times {\mathrm{587}}^1$

素因数の和:684

約数の個数: 60

約数和(自身を含む): 291991392

約数和(自身を除く): 126575379

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 71, 81, 147, 189, 213, 441, 497, 567, 587, 639, 1323, 1491, 1761, 1917, 3479, 3969, 4109, 4473, 5283, 5751, 10437, 12327, 13419, 15849, 28763, 31311, 36981, 40257, 41677, 47547, 86289, 93933, 110943, 125031, 258867, 281799, 291739, 332829, 375093, 776601, 875217, 1125279, 2042173, 2329803, 2625651, 3375837, 6126519, 7876953, 18379557, 23630859, 55138671, 165416013]

約数ペア:

[(1, 165416013), (3, 55138671), (7, 23630859), (9, 18379557), (21, 7876953), (27, 6126519), (49, 3375837), (63, 2625651), (71, 2329803), (81, 2042173), (147, 1125279), (189, 875217), (213, 776601), (441, 375093), (497, 332829), (567, 291739), (587, 281799), (639, 258867), (1323, 125031), (1491, 110943), (1761, 93933), (1917, 86289), (3479, 47547), (3969, 41677), (4109, 40257), (4473, 36981), (5283, 31311), (5751, 28763), (10437, 15849), (12327, 13419)]