309276942

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{947}}^1$

素因数の和:1097

約数の個数: 64

約数和(自身を含む): 688020480

約数和(自身を除く): 378743538

約数列:

[1, 2, 3, 6, 13, 26, 39, 53, 78, 79, 106, 158, 159, 237, 318, 474, 689, 947, 1027, 1378, 1894, 2054, 2067, 2841, 3081, 4134, 4187, 5682, 6162, 8374, 12311, 12561, 24622, 25122, 36933, 50191, 54431, 73866, 74813, 100382, 108862, 149626, 150573, 163293, 224439, 301146, 326586, 448878, 652483, 972569, 1304966, 1945138, 1957449, 2917707, 3914898, 3965089, 5835414, 7930178, 11895267, 23790534, 51546157, 103092314, 154638471, 309276942]

約数ペア:

[(1, 309276942), (2, 154638471), (3, 103092314), (6, 51546157), (13, 23790534), (26, 11895267), (39, 7930178), (53, 5835414), (78, 3965089), (79, 3914898), (106, 2917707), (158, 1957449), (159, 1945138), (237, 1304966), (318, 972569), (474, 652483), (689, 448878), (947, 326586), (1027, 301146), (1378, 224439), (1894, 163293), (2054, 150573), (2067, 149626), (2841, 108862), (3081, 100382), (4134, 74813), (4187, 73866), (5682, 54431), (6162, 50191), (8374, 36933), (12311, 25122), (12561, 24622)]