280324616

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{245039}}^1$

素因数の和:245069

約数の個数: 32

約数和(自身を含む): 617500800

約数和(自身を除く): 337176184

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 44, 52, 88, 104, 143, 286, 572, 1144, 245039, 490078, 980156, 1960312, 2695429, 3185507, 5390858, 6371014, 10781716, 12742028, 21563432, 25484056, 35040577, 70081154, 140162308, 280324616]

約数ペア:

[(1, 280324616), (2, 140162308), (4, 70081154), (8, 35040577), (11, 25484056), (13, 21563432), (22, 12742028), (26, 10781716), (44, 6371014), (52, 5390858), (88, 3185507), (104, 2695429), (143, 1960312), (286, 980156), (572, 490078), (1144, 245039)]