210053921

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{4337}}^1$

素因数の和:4409

約数の個数: 32

約数和(自身を含む): 284850432

約数和(自身を除く): 74796511

約数列:

[1, 7, 11, 17, 37, 77, 119, 187, 259, 407, 629, 1309, 2849, 4337, 4403, 6919, 30359, 47707, 48433, 73729, 160469, 333949, 516103, 811019, 1123283, 1765159, 2727973, 5677133, 12356113, 19095811, 30007703, 210053921]

約数ペア:

[(1, 210053921), (7, 30007703), (11, 19095811), (17, 12356113), (37, 5677133), (77, 2727973), (119, 1765159), (187, 1123283), (259, 811019), (407, 516103), (629, 333949), (1309, 160469), (2849, 73729), (4337, 48433), (4403, 47707), (6919, 30359)]