15565549221

素因数分解:

$3^3\times {\mathrm{31}}^1\times {\mathrm{163}}^1\times {\mathrm{271}}^1\times {\mathrm{421}}^1$

素因数の和:895

約数の個数: 64

約数和(自身を含む): 24095457280

約数和(自身を除く): 8529908059

約数列:

[1, 3, 9, 27, 31, 93, 163, 271, 279, 421, 489, 813, 837, 1263, 1467, 2439, 3789, 4401, 5053, 7317, 8401, 11367, 13051, 15159, 25203, 39153, 44173, 45477, 68623, 75609, 114091, 117459, 132519, 136431, 205869, 226827, 342273, 352377, 397557, 617607, 1026819, 1192671, 1369363, 1852821, 2127313, 3080457, 3536821, 4108089, 6381939, 10610463, 12324267, 18596833, 19145817, 31831389, 36972801, 55790499, 57437451, 95494167, 167371497, 502114491, 576501823, 1729505469, 5188516407, 15565549221]

約数ペア:

[(1, 15565549221), (3, 5188516407), (9, 1729505469), (27, 576501823), (31, 502114491), (93, 167371497), (163, 95494167), (271, 57437451), (279, 55790499), (421, 36972801), (489, 31831389), (813, 19145817), (837, 18596833), (1263, 12324267), (1467, 10610463), (2439, 6381939), (3789, 4108089), (4401, 3536821), (5053, 3080457), (7317, 2127313), (8401, 1852821), (11367, 1369363), (13051, 1192671), (15159, 1026819), (25203, 617607), (39153, 397557), (44173, 352377), (45477, 342273), (68623, 226827), (75609, 205869), (114091, 136431), (117459, 132519)]