11811555

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{431}}^1$

素因数の和:481

約数の個数: 64

約数和(自身を含む): 24883200

約数和(自身を除く): 13071645

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 29, 35, 45, 63, 87, 105, 135, 145, 189, 203, 261, 315, 431, 435, 609, 783, 945, 1015, 1293, 1305, 1827, 2155, 3017, 3045, 3879, 3915, 5481, 6465, 9051, 9135, 11637, 12499, 15085, 19395, 27153, 27405, 37497, 45255, 58185, 62495, 81459, 87493, 112491, 135765, 187485, 262479, 337473, 407295, 437465, 562455, 787437, 1312395, 1687365, 2362311, 3937185, 11811555]

約数ペア:

[(1, 11811555), (3, 3937185), (5, 2362311), (7, 1687365), (9, 1312395), (15, 787437), (21, 562455), (27, 437465), (29, 407295), (35, 337473), (45, 262479), (63, 187485), (87, 135765), (105, 112491), (135, 87493), (145, 81459), (189, 62495), (203, 58185), (261, 45255), (315, 37497), (431, 27405), (435, 27153), (609, 19395), (783, 15085), (945, 12499), (1015, 11637), (1293, 9135), (1305, 9051), (1827, 6465), (2155, 5481), (3017, 3915), (3045, 3879)]