87401628

素因数分解:

$2^2\times 3^2\times {\mathrm{43}}^1\times {\mathrm{131}}^1\times {\mathrm{431}}^1$

素因数の和:615

約数の個数: 72

約数和(自身を含む): 228324096

約数和(自身を除く): 140922468

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 43, 86, 129, 131, 172, 258, 262, 387, 393, 431, 516, 524, 774, 786, 862, 1179, 1293, 1548, 1572, 1724, 2358, 2586, 3879, 4716, 5172, 5633, 7758, 11266, 15516, 16899, 18533, 22532, 33798, 37066, 50697, 55599, 56461, 67596, 74132, 101394, 111198, 112922, 166797, 169383, 202788, 222396, 225844, 333594, 338766, 508149, 667188, 677532, 1016298, 2032596, 2427823, 4855646, 7283469, 9711292, 14566938, 21850407, 29133876, 43700814, 87401628]

約数ペア:

[(1, 87401628), (2, 43700814), (3, 29133876), (4, 21850407), (6, 14566938), (9, 9711292), (12, 7283469), (18, 4855646), (36, 2427823), (43, 2032596), (86, 1016298), (129, 677532), (131, 667188), (172, 508149), (258, 338766), (262, 333594), (387, 225844), (393, 222396), (431, 202788), (516, 169383), (524, 166797), (774, 112922), (786, 111198), (862, 101394), (1179, 74132), (1293, 67596), (1548, 56461), (1572, 55599), (1724, 50697), (2358, 37066), (2586, 33798), (3879, 22532), (4716, 18533), (5172, 16899), (5633, 15516), (7758, 11266)]