138892586

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{4051}}^1$

素因数の和:4170

約数の個数: 32

約数和(自身を含む): 248954880

約数和(自身を除く): 110062294

約数列:

[1, 2, 7, 14, 31, 62, 79, 158, 217, 434, 553, 1106, 2449, 4051, 4898, 8102, 17143, 28357, 34286, 56714, 125581, 251162, 320029, 640058, 879067, 1758134, 2240203, 4480406, 9920899, 19841798, 69446293, 138892586]

約数ペア:

[(1, 138892586), (2, 69446293), (7, 19841798), (14, 9920899), (31, 4480406), (62, 2240203), (79, 1758134), (158, 879067), (217, 640058), (434, 320029), (553, 251162), (1106, 125581), (2449, 56714), (4051, 34286), (4898, 28357), (8102, 17143)]