7257474

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{239}}^1\times {\mathrm{241}}^1$

素因数の和:495

約数の個数: 48

約数和(自身を含む): 18120960

約数和(自身を除く): 10863486

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 239, 241, 478, 482, 717, 723, 1434, 1446, 1673, 1687, 2151, 2169, 3346, 3374, 4302, 4338, 5019, 5061, 10038, 10122, 15057, 15183, 30114, 30366, 57599, 115198, 172797, 345594, 403193, 518391, 806386, 1036782, 1209579, 2419158, 3628737, 7257474]

約数ペア:

[(1, 7257474), (2, 3628737), (3, 2419158), (6, 1209579), (7, 1036782), (9, 806386), (14, 518391), (18, 403193), (21, 345594), (42, 172797), (63, 115198), (126, 57599), (239, 30366), (241, 30114), (478, 15183), (482, 15057), (717, 10122), (723, 10038), (1434, 5061), (1446, 5019), (1673, 4338), (1687, 4302), (2151, 3374), (2169, 3346)]