210909512

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{641}}^1\times {\mathrm{3739}}^1$

素因数の和:4397

約数の個数: 32

約数和(自身を含む): 432194400

約数和(自身を除く): 221284888

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 641, 1282, 2564, 3739, 5128, 7051, 7478, 14102, 14956, 28204, 29912, 41129, 56408, 82258, 164516, 329032, 2396699, 4793398, 9586796, 19173592, 26363689, 52727378, 105454756, 210909512]

約数ペア:

[(1, 210909512), (2, 105454756), (4, 52727378), (8, 26363689), (11, 19173592), (22, 9586796), (44, 4793398), (88, 2396699), (641, 329032), (1282, 164516), (2564, 82258), (3739, 56408), (5128, 41129), (7051, 29912), (7478, 28204), (14102, 14956)]