201313919972

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{1565281}}^1$

素因数の和:1565412

約数の個数: 48

約数和(自身を含む): 399710411520

約数和(自身を除く): 198396491548

約数列:

[1, 2, 4, 11, 22, 37, 44, 74, 79, 148, 158, 316, 407, 814, 869, 1628, 1738, 2923, 3476, 5846, 11692, 32153, 64306, 128612, 1565281, 3130562, 6261124, 17218091, 34436182, 57915397, 68872364, 115830794, 123657199, 231661588, 247314398, 494628796, 637069367, 1274138734, 1360229189, 2548277468, 2720458378, 4575316363, 5440916756, 9150632726, 18301265452, 50328479993, 100656959986, 201313919972]

約数ペア:

[(1, 201313919972), (2, 100656959986), (4, 50328479993), (11, 18301265452), (22, 9150632726), (37, 5440916756), (44, 4575316363), (74, 2720458378), (79, 2548277468), (148, 1360229189), (158, 1274138734), (316, 637069367), (407, 494628796), (814, 247314398), (869, 231661588), (1628, 123657199), (1738, 115830794), (2923, 68872364), (3476, 57915397), (5846, 34436182), (11692, 17218091), (32153, 6261124), (64306, 3130562), (128612, 1565281)]