16721142

素因数分解:

$2^1\times 3^1\times {\mathrm{89}}^1\times {\mathrm{173}}^1\times {\mathrm{181}}^1$

素因数の和:448

約数の個数: 32

約数和(自身を含む): 34201440

約数和(自身を除く): 17480298

約数列:

[1, 2, 3, 6, 89, 173, 178, 181, 267, 346, 362, 519, 534, 543, 1038, 1086, 15397, 16109, 30794, 31313, 32218, 46191, 48327, 62626, 92382, 93939, 96654, 187878, 2786857, 5573714, 8360571, 16721142]

約数ペア:

[(1, 16721142), (2, 8360571), (3, 5573714), (6, 2786857), (89, 187878), (173, 96654), (178, 93939), (181, 92382), (267, 62626), (346, 48327), (362, 46191), (519, 32218), (534, 31313), (543, 30794), (1038, 16109), (1086, 15397)]