312378087

素因数分解:

$3^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{727}}^1$

素因数の和:860

約数の個数: 48

約数和(自身を含む): 504591360

約数和(自身を除く): 192213273

約数列:

[1, 3, 7, 21, 37, 49, 79, 111, 147, 237, 259, 553, 727, 777, 1659, 1813, 2181, 2923, 3871, 5089, 5439, 8769, 11613, 15267, 20461, 26899, 35623, 57433, 61383, 80697, 106869, 143227, 172299, 188293, 402031, 429681, 564879, 1206093, 1318051, 2125021, 2814217, 3954153, 6375063, 8442651, 14875147, 44625441, 104126029, 312378087]

約数ペア:

[(1, 312378087), (3, 104126029), (7, 44625441), (21, 14875147), (37, 8442651), (49, 6375063), (79, 3954153), (111, 2814217), (147, 2125021), (237, 1318051), (259, 1206093), (553, 564879), (727, 429681), (777, 402031), (1659, 188293), (1813, 172299), (2181, 143227), (2923, 106869), (3871, 80697), (5089, 61383), (5439, 57433), (8769, 35623), (11613, 26899), (15267, 20461)]