987156736

素因数分解:

$2^8\times {\mathrm{71}}^1\times {\mathrm{54311}}^1$

素因数の和:54398

約数の個数: 36

約数和(自身を含む): 1998247104

約数和(自身を除く): 1011090368

約数列:

[1, 2, 4, 8, 16, 32, 64, 71, 128, 142, 256, 284, 568, 1136, 2272, 4544, 9088, 18176, 54311, 108622, 217244, 434488, 868976, 1737952, 3475904, 3856081, 6951808, 7712162, 13903616, 15424324, 30848648, 61697296, 123394592, 246789184, 493578368, 987156736]

約数ペア:

[(1, 987156736), (2, 493578368), (4, 246789184), (8, 123394592), (16, 61697296), (32, 30848648), (64, 15424324), (71, 13903616), (128, 7712162), (142, 6951808), (256, 3856081), (284, 3475904), (568, 1737952), (1136, 868976), (2272, 434488), (4544, 217244), (9088, 108622), (18176, 54311)]