204884207

素因数分解:

${\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{509}}^1$

素因数の和:623

約数の個数: 32

約数和(自身を含む): 245583360

約数和(自身を除く): 40699153

約数列:

[1, 11, 23, 37, 43, 253, 407, 473, 509, 851, 989, 1591, 5599, 9361, 10879, 11707, 17501, 18833, 21887, 36593, 128777, 207163, 240757, 402523, 433159, 503401, 809819, 4764749, 5537411, 8908009, 18625837, 204884207]

約数ペア:

[(1, 204884207), (11, 18625837), (23, 8908009), (37, 5537411), (43, 4764749), (253, 809819), (407, 503401), (473, 433159), (509, 402523), (851, 240757), (989, 207163), (1591, 128777), (5599, 36593), (9361, 21887), (10879, 18833), (11707, 17501)]