51387894

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{131}}^1$

素因数の和:226

約数の個数: 96

約数和(自身を含む): 125199360

約数和(自身を除く): 73811466

約数列:

[1, 2, 3, 6, 9, 18, 19, 31, 37, 38, 57, 62, 74, 93, 111, 114, 131, 171, 186, 222, 262, 279, 333, 342, 393, 558, 589, 666, 703, 786, 1147, 1178, 1179, 1406, 1767, 2109, 2294, 2358, 2489, 3441, 3534, 4061, 4218, 4847, 4978, 5301, 6327, 6882, 7467, 8122, 9694, 10323, 10602, 12183, 12654, 14541, 14934, 20646, 21793, 22401, 24366, 29082, 36549, 43586, 43623, 44802, 65379, 73098, 77159, 87246, 92093, 130758, 150257, 154318, 184186, 196137, 231477, 276279, 300514, 392274, 450771, 462954, 552558, 694431, 828837, 901542, 1352313, 1388862, 1657674, 2704626, 2854883, 5709766, 8564649, 17129298, 25693947, 51387894]

約数ペア:

[(1, 51387894), (2, 25693947), (3, 17129298), (6, 8564649), (9, 5709766), (18, 2854883), (19, 2704626), (31, 1657674), (37, 1388862), (38, 1352313), (57, 901542), (62, 828837), (74, 694431), (93, 552558), (111, 462954), (114, 450771), (131, 392274), (171, 300514), (186, 276279), (222, 231477), (262, 196137), (279, 184186), (333, 154318), (342, 150257), (393, 130758), (558, 92093), (589, 87246), (666, 77159), (703, 73098), (786, 65379), (1147, 44802), (1178, 43623), (1179, 43586), (1406, 36549), (1767, 29082), (2109, 24366), (2294, 22401), (2358, 21793), (2489, 20646), (3441, 14934), (3534, 14541), (4061, 12654), (4218, 12183), (4847, 10602), (4978, 10323), (5301, 9694), (6327, 8122), (6882, 7467)]