198979335

素因数分解:

$3^5\times 5^1\times {\mathrm{389}}^1\times {\mathrm{421}}^1$

素因数の和:830

約数の個数: 48

約数和(自身を含む): 359442720

約数和(自身を除く): 160463385

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 243, 389, 405, 421, 1167, 1215, 1263, 1945, 2105, 3501, 3789, 5835, 6315, 10503, 11367, 17505, 18945, 31509, 34101, 52515, 56835, 94527, 102303, 157545, 163769, 170505, 472635, 491307, 511515, 818845, 1473921, 2456535, 4421763, 7369605, 13265289, 22108815, 39795867, 66326445, 198979335]

約数ペア:

[(1, 198979335), (3, 66326445), (5, 39795867), (9, 22108815), (15, 13265289), (27, 7369605), (45, 4421763), (81, 2456535), (135, 1473921), (243, 818845), (389, 511515), (405, 491307), (421, 472635), (1167, 170505), (1215, 163769), (1263, 157545), (1945, 102303), (2105, 94527), (3501, 56835), (3789, 52515), (5835, 34101), (6315, 31509), (10503, 18945), (11367, 17505)]