172391805

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{2239}}^1$

素因数の和:2338

約数の個数: 48

約数和(自身を含む): 314496000

約数和(自身を除く): 142104195

約数列:

[1, 3, 5, 9, 15, 29, 45, 59, 87, 145, 177, 261, 295, 435, 531, 885, 1305, 1711, 2239, 2655, 5133, 6717, 8555, 11195, 15399, 20151, 25665, 33585, 64931, 76995, 100755, 132101, 194793, 324655, 396303, 584379, 660505, 973965, 1188909, 1981515, 2921895, 3830929, 5944545, 11492787, 19154645, 34478361, 57463935, 172391805]

約数ペア:

[(1, 172391805), (3, 57463935), (5, 34478361), (9, 19154645), (15, 11492787), (29, 5944545), (45, 3830929), (59, 2921895), (87, 1981515), (145, 1188909), (177, 973965), (261, 660505), (295, 584379), (435, 396303), (531, 324655), (885, 194793), (1305, 132101), (1711, 100755), (2239, 76995), (2655, 64931), (5133, 33585), (6717, 25665), (8555, 20151), (11195, 15399)]