31630851

素因数分解:

$3^3\times 7^1\times {\mathrm{29}}^2\times {\mathrm{199}}^1$

素因数の和:273

約数の個数: 48

約数和(自身を含む): 55744000

約数和(自身を除く): 24113149

約数列:

[1, 3, 7, 9, 21, 27, 29, 63, 87, 189, 199, 203, 261, 597, 609, 783, 841, 1393, 1791, 1827, 2523, 4179, 5373, 5481, 5771, 5887, 7569, 12537, 17313, 17661, 22707, 37611, 40397, 51939, 52983, 121191, 155817, 158949, 167359, 363573, 502077, 1090719, 1171513, 1506231, 3514539, 4518693, 10543617, 31630851]

約数ペア:

[(1, 31630851), (3, 10543617), (7, 4518693), (9, 3514539), (21, 1506231), (27, 1171513), (29, 1090719), (63, 502077), (87, 363573), (189, 167359), (199, 158949), (203, 155817), (261, 121191), (597, 52983), (609, 51939), (783, 40397), (841, 37611), (1393, 22707), (1791, 17661), (1827, 17313), (2523, 12537), (4179, 7569), (5373, 5887), (5481, 5771)]