221999994

素因数分解:

$2^1\times 3^3\times {\mathrm{41}}^1\times {\mathrm{100271}}^1$

素因数の和:100323

約数の個数: 32

約数和(自身を含む): 505370880

約数和(自身を除く): 283370886

約数列:

[1, 2, 3, 6, 9, 18, 27, 41, 54, 82, 123, 246, 369, 738, 1107, 2214, 100271, 200542, 300813, 601626, 902439, 1804878, 2707317, 4111111, 5414634, 8222222, 12333333, 24666666, 36999999, 73999998, 110999997, 221999994]

約数ペア:

[(1, 221999994), (2, 110999997), (3, 73999998), (6, 36999999), (9, 24666666), (18, 12333333), (27, 8222222), (41, 5414634), (54, 4111111), (82, 2707317), (123, 1804878), (246, 902439), (369, 601626), (738, 300813), (1107, 200542), (2214, 100271)]