54172377

素因数分解:

$3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{149}}^1\times {\mathrm{199}}^1$

素因数の和:390

約数の個数: 48

約数和(自身を含む): 93600000

約数和(自身を除く): 39427623

約数列:

[1, 3, 7, 9, 21, 29, 63, 87, 149, 199, 203, 261, 447, 597, 609, 1043, 1341, 1393, 1791, 1827, 3129, 4179, 4321, 5771, 9387, 12537, 12963, 17313, 29651, 30247, 38889, 40397, 51939, 88953, 90741, 121191, 207557, 266859, 272223, 363573, 622671, 859879, 1868013, 2579637, 6019153, 7738911, 18057459, 54172377]

約数ペア:

[(1, 54172377), (3, 18057459), (7, 7738911), (9, 6019153), (21, 2579637), (29, 1868013), (63, 859879), (87, 622671), (149, 363573), (199, 272223), (203, 266859), (261, 207557), (447, 121191), (597, 90741), (609, 88953), (1043, 51939), (1341, 40397), (1393, 38889), (1791, 30247), (1827, 29651), (3129, 17313), (4179, 12963), (4321, 12537), (5771, 9387)]