28780484403

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{57163}}^1$

素因数の和:57280

約数の個数: 48

約数和(自身を含む): 45008647040

約数和(自身を除く): 16228162637

約数列:

[1, 3, 11, 19, 33, 57, 73, 121, 209, 219, 363, 627, 803, 1387, 2299, 2409, 4161, 6897, 8833, 15257, 26499, 45771, 57163, 167827, 171489, 503481, 628793, 1086097, 1886379, 3258291, 4172899, 6916723, 11947067, 12518697, 20750169, 35841201, 45901889, 79285081, 131417737, 137705667, 237855243, 394253211, 504920779, 872135891, 1514762337, 2616407673, 9593494801, 28780484403]

約数ペア:

[(1, 28780484403), (3, 9593494801), (11, 2616407673), (19, 1514762337), (33, 872135891), (57, 504920779), (73, 394253211), (121, 237855243), (209, 137705667), (219, 131417737), (363, 79285081), (627, 45901889), (803, 35841201), (1387, 20750169), (2299, 12518697), (2409, 11947067), (4161, 6916723), (6897, 4172899), (8833, 3258291), (15257, 1886379), (26499, 1086097), (45771, 628793), (57163, 503481), (167827, 171489)]