87394518

素因数分解:

$2^1\times 3^3\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1$

素因数の和:179

約数の個数: 128

約数和(自身を含む): 220631040

約数和(自身を除く): 133236522

約数列:

[1, 2, 3, 6, 9, 17, 18, 27, 31, 34, 37, 51, 54, 62, 74, 83, 93, 102, 111, 153, 166, 186, 222, 249, 279, 306, 333, 459, 498, 527, 558, 629, 666, 747, 837, 918, 999, 1054, 1147, 1258, 1411, 1494, 1581, 1674, 1887, 1998, 2241, 2294, 2573, 2822, 3071, 3162, 3441, 3774, 4233, 4482, 4743, 5146, 5661, 6142, 6882, 7719, 8466, 9213, 9486, 10323, 11322, 12699, 14229, 15438, 16983, 18426, 19499, 20646, 23157, 25398, 27639, 28458, 30969, 33966, 38097, 38998, 43741, 46314, 52207, 55278, 58497, 61938, 69471, 76194, 82917, 87482, 95201, 104414, 116994, 131223, 138942, 156621, 165834, 175491, 190402, 262446, 285603, 313242, 350982, 393669, 469863, 526473, 571206, 787338, 856809, 939726, 1052946, 1181007, 1409589, 1618417, 1713618, 2362014, 2570427, 2819178, 3236834, 4855251, 5140854, 9710502, 14565753, 29131506, 43697259, 87394518]

約数ペア:

[(1, 87394518), (2, 43697259), (3, 29131506), (6, 14565753), (9, 9710502), (17, 5140854), (18, 4855251), (27, 3236834), (31, 2819178), (34, 2570427), (37, 2362014), (51, 1713618), (54, 1618417), (62, 1409589), (74, 1181007), (83, 1052946), (93, 939726), (102, 856809), (111, 787338), (153, 571206), (166, 526473), (186, 469863), (222, 393669), (249, 350982), (279, 313242), (306, 285603), (333, 262446), (459, 190402), (498, 175491), (527, 165834), (558, 156621), (629, 138942), (666, 131223), (747, 116994), (837, 104414), (918, 95201), (999, 87482), (1054, 82917), (1147, 76194), (1258, 69471), (1411, 61938), (1494, 58497), (1581, 55278), (1674, 52207), (1887, 46314), (1998, 43741), (2241, 38998), (2294, 38097), (2573, 33966), (2822, 30969), (3071, 28458), (3162, 27639), (3441, 25398), (3774, 23157), (4233, 20646), (4482, 19499), (4743, 18426), (5146, 16983), (5661, 15438), (6142, 14229), (6882, 12699), (7719, 11322), (8466, 10323), (9213, 9486)]