220972983

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{199}}^1$

素因数の和:273

約数の個数: 96

約数和(自身を含む): 408576000

約数和(自身を除く): 187603017

約数列:

[1, 3, 7, 11, 19, 21, 23, 33, 57, 69, 77, 121, 133, 161, 199, 209, 231, 253, 363, 399, 437, 483, 597, 627, 759, 847, 1311, 1393, 1463, 1771, 2189, 2299, 2541, 2783, 3059, 3781, 4179, 4389, 4577, 4807, 5313, 6567, 6897, 8349, 9177, 11343, 13731, 14421, 15323, 16093, 19481, 24079, 26467, 32039, 33649, 41591, 45969, 48279, 50347, 52877, 58443, 72237, 79401, 86963, 96117, 100947, 124773, 151041, 158631, 168553, 260889, 291137, 352429, 370139, 457501, 505659, 553817, 608741, 873411, 956593, 1057287, 1110417, 1372503, 1661451, 1826223, 2869779, 3202507, 3876719, 6696151, 9607521, 10522523, 11630157, 20088453, 31567569, 73657661, 220972983]

約数ペア:

[(1, 220972983), (3, 73657661), (7, 31567569), (11, 20088453), (19, 11630157), (21, 10522523), (23, 9607521), (33, 6696151), (57, 3876719), (69, 3202507), (77, 2869779), (121, 1826223), (133, 1661451), (161, 1372503), (199, 1110417), (209, 1057287), (231, 956593), (253, 873411), (363, 608741), (399, 553817), (437, 505659), (483, 457501), (597, 370139), (627, 352429), (759, 291137), (847, 260889), (1311, 168553), (1393, 158631), (1463, 151041), (1771, 124773), (2189, 100947), (2299, 96117), (2541, 86963), (2783, 79401), (3059, 72237), (3781, 58443), (4179, 52877), (4389, 50347), (4577, 48279), (4807, 45969), (5313, 41591), (6567, 33649), (6897, 32039), (8349, 26467), (9177, 24079), (11343, 19481), (13731, 16093), (14421, 15323)]