51384216

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{1049}}^1$

素因数の和:1228

約数の個数: 64

約数和(自身を含む): 139356000

約数和(自身を除く): 87971784

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 157, 312, 314, 471, 628, 942, 1049, 1256, 1884, 2041, 2098, 3147, 3768, 4082, 4196, 6123, 6294, 8164, 8392, 12246, 12588, 13637, 16328, 24492, 25176, 27274, 40911, 48984, 54548, 81822, 109096, 163644, 164693, 327288, 329386, 494079, 658772, 988158, 1317544, 1976316, 2141009, 3952632, 4282018, 6423027, 8564036, 12846054, 17128072, 25692108, 51384216]

約数ペア:

[(1, 51384216), (2, 25692108), (3, 17128072), (4, 12846054), (6, 8564036), (8, 6423027), (12, 4282018), (13, 3952632), (24, 2141009), (26, 1976316), (39, 1317544), (52, 988158), (78, 658772), (104, 494079), (156, 329386), (157, 327288), (312, 164693), (314, 163644), (471, 109096), (628, 81822), (942, 54548), (1049, 48984), (1256, 40911), (1884, 27274), (2041, 25176), (2098, 24492), (3147, 16328), (3768, 13637), (4082, 12588), (4196, 12246), (6123, 8392), (6294, 8164)]