208897227

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{8147}}^1$

素因数の和:8208

約数の個数: 48

約数和(自身を含む): 386410752

約数和(自身を除く): 177513525

約数列:

[1, 3, 7, 9, 11, 21, 33, 37, 63, 77, 99, 111, 231, 259, 333, 407, 693, 777, 1221, 2331, 2849, 3663, 8147, 8547, 24441, 25641, 57029, 73323, 89617, 171087, 268851, 301439, 513261, 627319, 806553, 904317, 1881957, 2110073, 2712951, 3315829, 5645871, 6330219, 9947487, 18990657, 23210803, 29842461, 69632409, 208897227]

約数ペア:

[(1, 208897227), (3, 69632409), (7, 29842461), (9, 23210803), (11, 18990657), (21, 9947487), (33, 6330219), (37, 5645871), (63, 3315829), (77, 2712951), (99, 2110073), (111, 1881957), (231, 904317), (259, 806553), (333, 627319), (407, 513261), (693, 301439), (777, 268851), (1221, 171087), (2331, 89617), (2849, 73323), (3663, 57029), (8147, 25641), (8547, 24441)]