389884324

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{251}}^1\times {\mathrm{431}}^1$

素因数の和:756

約数の個数: 48

約数和(自身を含む): 740710656

約数和(自身を除く): 350826332

約数列:

[1, 2, 4, 17, 34, 53, 68, 106, 212, 251, 431, 502, 862, 901, 1004, 1724, 1802, 3604, 4267, 7327, 8534, 13303, 14654, 17068, 22843, 26606, 29308, 45686, 53212, 91372, 108181, 216362, 226151, 388331, 432724, 452302, 776662, 904604, 1553324, 1839077, 3678154, 5733593, 7356308, 11467186, 22934372, 97471081, 194942162, 389884324]

約数ペア:

[(1, 389884324), (2, 194942162), (4, 97471081), (17, 22934372), (34, 11467186), (53, 7356308), (68, 5733593), (106, 3678154), (212, 1839077), (251, 1553324), (431, 904604), (502, 776662), (862, 452302), (901, 432724), (1004, 388331), (1724, 226151), (1802, 216362), (3604, 108181), (4267, 91372), (7327, 53212), (8534, 45686), (13303, 29308), (14654, 26606), (17068, 22843)]