28159208

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{2689}}^1$

素因数の和:2730

約数の個数: 64

約数和(自身を含む): 69724800

約数和(自身を除く): 41565592

約数列:

[1, 2, 4, 7, 8, 11, 14, 17, 22, 28, 34, 44, 56, 68, 77, 88, 119, 136, 154, 187, 238, 308, 374, 476, 616, 748, 952, 1309, 1496, 2618, 2689, 5236, 5378, 10472, 10756, 18823, 21512, 29579, 37646, 45713, 59158, 75292, 91426, 118316, 150584, 182852, 207053, 236632, 319991, 365704, 414106, 502843, 639982, 828212, 1005686, 1279964, 1656424, 2011372, 2559928, 3519901, 4022744, 7039802, 14079604, 28159208]

約数ペア:

[(1, 28159208), (2, 14079604), (4, 7039802), (7, 4022744), (8, 3519901), (11, 2559928), (14, 2011372), (17, 1656424), (22, 1279964), (28, 1005686), (34, 828212), (44, 639982), (56, 502843), (68, 414106), (77, 365704), (88, 319991), (119, 236632), (136, 207053), (154, 182852), (187, 150584), (238, 118316), (308, 91426), (374, 75292), (476, 59158), (616, 45713), (748, 37646), (952, 29579), (1309, 21512), (1496, 18823), (2618, 10756), (2689, 10472), (5236, 5378)]