2009161827

素因数分解:

$3^4\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{197}}^1$

素因数の和:370

約数の個数: 80

約数和(自身を含む): 3211905312

約数和(自身を除く): 1202743485

約数列:

[1, 3, 9, 27, 37, 41, 81, 83, 111, 123, 197, 249, 333, 369, 591, 747, 999, 1107, 1517, 1773, 2241, 2997, 3071, 3321, 3403, 4551, 5319, 6723, 7289, 8077, 9213, 10209, 13653, 15957, 16351, 21867, 24231, 27639, 30627, 40959, 49053, 65601, 72693, 82917, 91881, 122877, 125911, 147159, 196803, 218079, 248751, 275643, 298849, 377733, 441477, 590409, 604987, 654237, 670391, 896547, 1133199, 1324431, 1814961, 2011173, 2689641, 3399597, 5444883, 6033519, 8068923, 10198791, 16334649, 18100557, 24206769, 24804467, 49003947, 54301671, 74413401, 223240203, 669720609, 2009161827]

約数ペア:

[(1, 2009161827), (3, 669720609), (9, 223240203), (27, 74413401), (37, 54301671), (41, 49003947), (81, 24804467), (83, 24206769), (111, 18100557), (123, 16334649), (197, 10198791), (249, 8068923), (333, 6033519), (369, 5444883), (591, 3399597), (747, 2689641), (999, 2011173), (1107, 1814961), (1517, 1324431), (1773, 1133199), (2241, 896547), (2997, 670391), (3071, 654237), (3321, 604987), (3403, 590409), (4551, 441477), (5319, 377733), (6723, 298849), (7289, 275643), (8077, 248751), (9213, 218079), (10209, 196803), (13653, 147159), (15957, 125911), (16351, 122877), (21867, 91881), (24231, 82917), (27639, 72693), (30627, 65601), (40959, 49053)]