3721005

素因数分解:

$3^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{641}}^1$

素因数の和:698

約数の個数: 32

約数和(自身を含む): 6779520

約数和(自身を除く): 3058515

約数列:

[1, 3, 5, 9, 15, 27, 43, 45, 129, 135, 215, 387, 641, 645, 1161, 1923, 1935, 3205, 5769, 5805, 9615, 17307, 27563, 28845, 82689, 86535, 137815, 248067, 413445, 744201, 1240335, 3721005]

約数ペア:

[(1, 3721005), (3, 1240335), (5, 744201), (9, 413445), (15, 248067), (27, 137815), (43, 86535), (45, 82689), (129, 28845), (135, 27563), (215, 17307), (387, 9615), (641, 5805), (645, 5769), (1161, 3205), (1923, 1935)]