27990228

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{1153}}^1$

素因数の和:1201

約数の個数: 72

約数和(自身を含む): 79358272

約数和(自身を除く): 51368044

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 17, 21, 28, 34, 42, 51, 68, 84, 102, 119, 204, 238, 289, 357, 476, 578, 714, 867, 1153, 1156, 1428, 1734, 2023, 2306, 3459, 3468, 4046, 4612, 6069, 6918, 8071, 8092, 12138, 13836, 16142, 19601, 24213, 24276, 32284, 39202, 48426, 58803, 78404, 96852, 117606, 137207, 235212, 274414, 333217, 411621, 548828, 666434, 823242, 999651, 1332868, 1646484, 1999302, 2332519, 3998604, 4665038, 6997557, 9330076, 13995114, 27990228]

約数ペア:

[(1, 27990228), (2, 13995114), (3, 9330076), (4, 6997557), (6, 4665038), (7, 3998604), (12, 2332519), (14, 1999302), (17, 1646484), (21, 1332868), (28, 999651), (34, 823242), (42, 666434), (51, 548828), (68, 411621), (84, 333217), (102, 274414), (119, 235212), (204, 137207), (238, 117606), (289, 96852), (357, 78404), (476, 58803), (578, 48426), (714, 39202), (867, 32284), (1153, 24276), (1156, 24213), (1428, 19601), (1734, 16142), (2023, 13836), (2306, 12138), (3459, 8092), (3468, 8071), (4046, 6918), (4612, 6069)]