388935313

素因数分解:

${\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{103}}^1\times {\mathrm{173}}^1$

素因数の和:385

約数の個数: 32

約数和(自身を含む): 449938944

約数和(自身を除く): 61003631

約数列:

[1, 13, 23, 73, 103, 173, 299, 949, 1339, 1679, 2249, 2369, 3979, 7519, 12629, 17819, 21827, 30797, 51727, 97747, 164177, 172937, 231647, 290467, 409837, 1300787, 2248181, 3776071, 5327881, 16910231, 29918101, 388935313]

約数ペア:

[(1, 388935313), (13, 29918101), (23, 16910231), (73, 5327881), (103, 3776071), (173, 2248181), (299, 1300787), (949, 409837), (1339, 290467), (1679, 231647), (2249, 172937), (2369, 164177), (3979, 97747), (7519, 51727), (12629, 30797), (17819, 21827)]