978018626

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{263}}^1\times {\mathrm{911}}^1$

素因数の和:1346

約数の個数: 32

約数和(自身を含む): 1597736448

約数和(自身を除く): 619717822

約数列:

[1, 2, 13, 26, 157, 263, 314, 526, 911, 1822, 2041, 3419, 4082, 6838, 11843, 23686, 41291, 82582, 143027, 239593, 286054, 479186, 536783, 1073566, 1859351, 3114709, 3718702, 6229418, 37616101, 75232202, 489009313, 978018626]

約数ペア:

[(1, 978018626), (2, 489009313), (13, 75232202), (26, 37616101), (157, 6229418), (263, 3718702), (314, 3114709), (526, 1859351), (911, 1073566), (1822, 536783), (2041, 479186), (3419, 286054), (4082, 239593), (6838, 143027), (11843, 82582), (23686, 41291)]