18018315

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{829}}^1$

素因数の和:873

約数の個数: 64

約数和(自身を含む): 38246400

約数和(自身を除く): 20228085

約数列:

[1, 3, 5, 7, 9, 15, 21, 23, 27, 35, 45, 63, 69, 105, 115, 135, 161, 189, 207, 315, 345, 483, 621, 805, 829, 945, 1035, 1449, 2415, 2487, 3105, 4145, 4347, 5803, 7245, 7461, 12435, 17409, 19067, 21735, 22383, 29015, 37305, 52227, 57201, 87045, 95335, 111915, 133469, 156681, 171603, 261135, 286005, 400407, 514809, 667345, 783405, 858015, 1201221, 2002035, 2574045, 3603663, 6006105, 18018315]

約数ペア:

[(1, 18018315), (3, 6006105), (5, 3603663), (7, 2574045), (9, 2002035), (15, 1201221), (21, 858015), (23, 783405), (27, 667345), (35, 514809), (45, 400407), (63, 286005), (69, 261135), (105, 171603), (115, 156681), (135, 133469), (161, 111915), (189, 95335), (207, 87045), (315, 57201), (345, 52227), (483, 37305), (621, 29015), (805, 22383), (829, 21735), (945, 19067), (1035, 17409), (1449, 12435), (2415, 7461), (2487, 7245), (3105, 5803), (4145, 4347)]