30216753

素因数分解:

$3^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{149}}^1$

素因数の和:231

約数の個数: 64

約数和(自身を含む): 54720000

約数和(自身を除く): 24503247

約数列:

[1, 3, 7, 9, 21, 27, 29, 37, 63, 87, 111, 149, 189, 203, 259, 261, 333, 447, 609, 777, 783, 999, 1043, 1073, 1341, 1827, 2331, 3129, 3219, 4023, 4321, 5481, 5513, 6993, 7511, 9387, 9657, 12963, 16539, 22533, 28161, 28971, 30247, 38591, 38889, 49617, 67599, 90741, 115773, 116667, 148851, 159877, 202797, 272223, 347319, 479631, 816669, 1041957, 1119139, 1438893, 3357417, 4316679, 10072251, 30216753]

約数ペア:

[(1, 30216753), (3, 10072251), (7, 4316679), (9, 3357417), (21, 1438893), (27, 1119139), (29, 1041957), (37, 816669), (63, 479631), (87, 347319), (111, 272223), (149, 202797), (189, 159877), (203, 148851), (259, 116667), (261, 115773), (333, 90741), (447, 67599), (609, 49617), (777, 38889), (783, 38591), (999, 30247), (1043, 28971), (1073, 28161), (1341, 22533), (1827, 16539), (2331, 12963), (3129, 9657), (3219, 9387), (4023, 7511), (4321, 6993), (5481, 5513)]