188297739

素因数分解:

$3^2\times 7^3\times {\mathrm{181}}^1\times {\mathrm{337}}^1$

素因数の和:545

約数の個数: 48

約数和(自身を含む): 319883200

約数和(自身を除く): 131585461

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 181, 337, 343, 441, 543, 1011, 1029, 1267, 1629, 2359, 3033, 3087, 3801, 7077, 8869, 11403, 16513, 21231, 26607, 49539, 60997, 62083, 79821, 115591, 148617, 182991, 186249, 346773, 426979, 548973, 558747, 1040319, 1280937, 2988853, 3842811, 8966559, 20921971, 26899677, 62765913, 188297739]

約数ペア:

[(1, 188297739), (3, 62765913), (7, 26899677), (9, 20921971), (21, 8966559), (49, 3842811), (63, 2988853), (147, 1280937), (181, 1040319), (337, 558747), (343, 548973), (441, 426979), (543, 346773), (1011, 186249), (1029, 182991), (1267, 148617), (1629, 115591), (2359, 79821), (3033, 62083), (3087, 60997), (3801, 49539), (7077, 26607), (8869, 21231), (11403, 16513)]