18143055

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{263}}^1$

素因数の和:357

約数の個数: 64

約数和(自身を含む): 37509120

約数和(自身を除く): 19366065

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 73, 105, 135, 189, 219, 263, 315, 365, 511, 657, 789, 945, 1095, 1315, 1533, 1841, 1971, 2367, 2555, 3285, 3945, 4599, 5523, 7101, 7665, 9205, 9855, 11835, 13797, 16569, 19199, 22995, 27615, 35505, 49707, 57597, 68985, 82845, 95995, 134393, 172791, 248535, 287985, 403179, 518373, 671965, 863955, 1209537, 2015895, 2591865, 3628611, 6047685, 18143055]

約数ペア:

[(1, 18143055), (3, 6047685), (5, 3628611), (7, 2591865), (9, 2015895), (15, 1209537), (21, 863955), (27, 671965), (35, 518373), (45, 403179), (63, 287985), (73, 248535), (105, 172791), (135, 134393), (189, 95995), (219, 82845), (263, 68985), (315, 57597), (365, 49707), (511, 35505), (657, 27615), (789, 22995), (945, 19199), (1095, 16569), (1315, 13797), (1533, 11835), (1841, 9855), (1971, 9205), (2367, 7665), (2555, 7101), (3285, 5523), (3945, 4599)]