1856401921

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{431621}}^1$

素因数の和:431672

約数の個数: 16

約数和(自身を含む): 2237528448

約数和(自身を除く): 381126527

約数列:

[1, 11, 17, 23, 187, 253, 391, 4301, 431621, 4747831, 7337557, 9927283, 80713127, 109200113, 168763811, 1856401921]

約数ペア:

[(1, 1856401921), (11, 168763811), (17, 109200113), (23, 80713127), (187, 9927283), (253, 7337557), (391, 4747831), (4301, 431621)]