218861656

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{34499}}^1$

素因数の和:34579

約数の個数: 32

約数和(自身を含む): 449190000

約数和(自身を除く): 230328344

約数列:

[1, 2, 4, 8, 13, 26, 52, 61, 104, 122, 244, 488, 793, 1586, 3172, 6344, 34499, 68998, 137996, 275992, 448487, 896974, 1793948, 2104439, 3587896, 4208878, 8417756, 16835512, 27357707, 54715414, 109430828, 218861656]

約数ペア:

[(1, 218861656), (2, 109430828), (4, 54715414), (8, 27357707), (13, 16835512), (26, 8417756), (52, 4208878), (61, 3587896), (104, 2104439), (122, 1793948), (244, 896974), (488, 448487), (793, 275992), (1586, 137996), (3172, 68998), (6344, 34499)]