220765428

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{471721}}^1$

素因数の和:471744

約数の個数: 36

約数和(自身を含む): 600973828

約数和(自身を除く): 380208400

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 471721, 943442, 1415163, 1886884, 2830326, 4245489, 5660652, 6132373, 8490978, 12264746, 16981956, 18397119, 24529492, 36794238, 55191357, 73588476, 110382714, 220765428]

約数ペア:

[(1, 220765428), (2, 110382714), (3, 73588476), (4, 55191357), (6, 36794238), (9, 24529492), (12, 18397119), (13, 16981956), (18, 12264746), (26, 8490978), (36, 6132373), (39, 5660652), (52, 4245489), (78, 2830326), (117, 1886884), (156, 1415163), (234, 943442), (468, 471721)]