2578902482

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{17}}^3\times {\mathrm{1553}}^1$

素因数の和:1632

約数の個数: 48

約数和(自身を含む): 4453422120

約数和(自身を除く): 1874519638

約数列:

[1, 2, 13, 17, 26, 34, 169, 221, 289, 338, 442, 578, 1553, 2873, 3106, 3757, 4913, 5746, 7514, 9826, 20189, 26401, 40378, 48841, 52802, 63869, 97682, 127738, 262457, 343213, 448817, 524914, 686426, 830297, 897634, 1660594, 4461769, 5834621, 7629889, 8923538, 11669242, 15259778, 75850073, 99188557, 151700146, 198377114, 1289451241, 2578902482]

約数ペア:

[(1, 2578902482), (2, 1289451241), (13, 198377114), (17, 151700146), (26, 99188557), (34, 75850073), (169, 15259778), (221, 11669242), (289, 8923538), (338, 7629889), (442, 5834621), (578, 4461769), (1553, 1660594), (2873, 897634), (3106, 830297), (3757, 686426), (4913, 524914), (5746, 448817), (7514, 343213), (9826, 262457), (20189, 127738), (26401, 97682), (40378, 63869), (48841, 52802)]