68516812

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{9907}}^1$

素因数の和:9950

約数の個数: 48

約数和(自身を含む): 155357440

約数和(自身を除く): 86840628

約数列:

[1, 2, 4, 7, 13, 14, 19, 26, 28, 38, 52, 76, 91, 133, 182, 247, 266, 364, 494, 532, 988, 1729, 3458, 6916, 9907, 19814, 39628, 69349, 128791, 138698, 188233, 257582, 277396, 376466, 515164, 752932, 901537, 1317631, 1803074, 2447029, 2635262, 3606148, 4894058, 5270524, 9788116, 17129203, 34258406, 68516812]

約数ペア:

[(1, 68516812), (2, 34258406), (4, 17129203), (7, 9788116), (13, 5270524), (14, 4894058), (19, 3606148), (26, 2635262), (28, 2447029), (38, 1803074), (52, 1317631), (76, 901537), (91, 752932), (133, 515164), (182, 376466), (247, 277396), (266, 257582), (364, 188233), (494, 138698), (532, 128791), (988, 69349), (1729, 39628), (3458, 19814), (6916, 9907)]