9989285.00000000

素因数分解:

$2^2\times 3^5\times {\mathrm{41}}^1\times {\mathrm{2131}}^1$

素因数の和:2191

約数の個数: 72

約数和(自身を含む): 228158112

約数和(自身を除く): 143233500

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 41, 54, 81, 82, 108, 123, 162, 164, 243, 246, 324, 369, 486, 492, 738, 972, 1107, 1476, 2131, 2214, 3321, 4262, 4428, 6393, 6642, 8524, 9963, 12786, 13284, 19179, 19926, 25572, 38358, 39852, 57537, 76716, 87371, 115074, 172611, 174742, 230148, 262113, 345222, 349484, 517833, 524226, 690444, 786339, 1035666, 1048452, 1572678, 2071332, 2359017, 3145356, 4718034, 7077051, 9436068, 14154102, 21231153, 28308204, 42462306, 84924612]

約数ペア:

[(1, 84924612), (2, 42462306), (3, 28308204), (4, 21231153), (6, 14154102), (9, 9436068), (12, 7077051), (18, 4718034), (27, 3145356), (36, 2359017), (41, 2071332), (54, 1572678), (81, 1048452), (82, 1035666), (108, 786339), (123, 690444), (162, 524226), (164, 517833), (243, 349484), (246, 345222), (324, 262113), (369, 230148), (486, 174742), (492, 172611), (738, 115074), (972, 87371), (1107, 76716), (1476, 57537), (2131, 39852), (2214, 38358), (3321, 25572), (4262, 19926), (4428, 19179), (6393, 13284), (6642, 12786), (8524, 9963)]