190780515

素因数分解:

$3^5\times 5^1\times {\mathrm{23}}^1\times {\mathrm{6827}}^1$

素因数の和:6870

約数の個数: 48

約数和(自身を含む): 357896448

約数和(自身を除く): 167115933

約数列:

[1, 3, 5, 9, 15, 23, 27, 45, 69, 81, 115, 135, 207, 243, 345, 405, 621, 1035, 1215, 1863, 3105, 5589, 6827, 9315, 20481, 27945, 34135, 61443, 102405, 157021, 184329, 307215, 471063, 552987, 785105, 921645, 1413189, 1658961, 2355315, 2764935, 4239567, 7065945, 8294805, 12718701, 21197835, 38156103, 63593505, 190780515]

約数ペア:

[(1, 190780515), (3, 63593505), (5, 38156103), (9, 21197835), (15, 12718701), (23, 8294805), (27, 7065945), (45, 4239567), (69, 2764935), (81, 2355315), (115, 1658961), (135, 1413189), (207, 921645), (243, 785105), (345, 552987), (405, 471063), (621, 307215), (1035, 184329), (1215, 157021), (1863, 102405), (3105, 61443), (5589, 34135), (6827, 27945), (9315, 20481)]