1631399553

素因数分解:

$3^2\times 7^1\times {\mathrm{29}}^2\times {\mathrm{41}}^1\times {\mathrm{751}}^1$

素因数の和:863

約数の個数: 72

約数和(自身を含む): 2861005056

約数和(自身を除く): 1229605503

約数列:

[1, 3, 7, 9, 21, 29, 41, 63, 87, 123, 203, 261, 287, 369, 609, 751, 841, 861, 1189, 1827, 2253, 2523, 2583, 3567, 5257, 5887, 6759, 7569, 8323, 10701, 15771, 17661, 21779, 24969, 30791, 34481, 47313, 52983, 65337, 74907, 92373, 103443, 152453, 196011, 215537, 241367, 277119, 310329, 457359, 631591, 646611, 724101, 892939, 1372077, 1894773, 1939833, 2172303, 2678817, 4421137, 5684319, 6250573, 8036451, 13263411, 18751719, 25895231, 39790233, 56255157, 77685693, 181266617, 233057079, 543799851, 1631399553]

約数ペア:

[(1, 1631399553), (3, 543799851), (7, 233057079), (9, 181266617), (21, 77685693), (29, 56255157), (41, 39790233), (63, 25895231), (87, 18751719), (123, 13263411), (203, 8036451), (261, 6250573), (287, 5684319), (369, 4421137), (609, 2678817), (751, 2172303), (841, 1939833), (861, 1894773), (1189, 1372077), (1827, 892939), (2253, 724101), (2523, 646611), (2583, 631591), (3567, 457359), (5257, 310329), (5887, 277119), (6759, 241367), (7569, 215537), (8323, 196011), (10701, 152453), (15771, 103443), (17661, 92373), (21779, 74907), (24969, 65337), (30791, 52983), (34481, 47313)]