27685395

素因数分解:

$3^4\times 5^1\times {\mathrm{197}}^1\times {\mathrm{347}}^1$

素因数の和:561

約数の個数: 40

約数和(自身を含む): 50024304

約数和(自身を除く): 22338909

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 197, 347, 405, 591, 985, 1041, 1735, 1773, 2955, 3123, 5205, 5319, 8865, 9369, 15615, 15957, 26595, 28107, 46845, 68359, 79785, 140535, 205077, 341795, 615231, 1025385, 1845693, 3076155, 5537079, 9228465, 27685395]

約数ペア:

[(1, 27685395), (3, 9228465), (5, 5537079), (9, 3076155), (15, 1845693), (27, 1025385), (45, 615231), (81, 341795), (135, 205077), (197, 140535), (347, 79785), (405, 68359), (591, 46845), (985, 28107), (1041, 26595), (1735, 15957), (1773, 15615), (2955, 9369), (3123, 8865), (5205, 5319)]