221078352

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{418709}}^1$

素因数の和:418731

約数の個数: 40

約数和(自身を含む): 623040480

約数和(自身を除く): 401962128

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 33, 44, 48, 66, 88, 132, 176, 264, 528, 418709, 837418, 1256127, 1674836, 2512254, 3349672, 4605799, 5024508, 6699344, 9211598, 10049016, 13817397, 18423196, 20098032, 27634794, 36846392, 55269588, 73692784, 110539176, 221078352]

約数ペア:

[(1, 221078352), (2, 110539176), (3, 73692784), (4, 55269588), (6, 36846392), (8, 27634794), (11, 20098032), (12, 18423196), (16, 13817397), (22, 10049016), (24, 9211598), (33, 6699344), (44, 5024508), (48, 4605799), (66, 3349672), (88, 2512254), (132, 1674836), (176, 1256127), (264, 837418), (528, 418709)]