220222786

素因数分解:

$2^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{257}}^1\times {\mathrm{631}}^1$

素因数の和:994

約数の個数: 32

約数和(自身を含む): 383507712

約数和(自身を除く): 163284926

約数列:

[1, 2, 7, 14, 97, 194, 257, 514, 631, 679, 1262, 1358, 1799, 3598, 4417, 8834, 24929, 49858, 61207, 122414, 162167, 174503, 324334, 349006, 428449, 856898, 1135169, 2270338, 15730199, 31460398, 110111393, 220222786]

約数ペア:

[(1, 220222786), (2, 110111393), (7, 31460398), (14, 15730199), (97, 2270338), (194, 1135169), (257, 856898), (514, 428449), (631, 349006), (679, 324334), (1262, 174503), (1358, 162167), (1799, 122414), (3598, 61207), (4417, 49858), (8834, 24929)]