3931928

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{491}}^1$

素因数の和:528

約数の個数: 64

約数和(自身を含む): 9918720

約数和(自身を除く): 5986792

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 22, 26, 28, 44, 52, 56, 77, 88, 91, 104, 143, 154, 182, 286, 308, 364, 491, 572, 616, 728, 982, 1001, 1144, 1964, 2002, 3437, 3928, 4004, 5401, 6383, 6874, 8008, 10802, 12766, 13748, 21604, 25532, 27496, 37807, 43208, 44681, 51064, 70213, 75614, 89362, 140426, 151228, 178724, 280852, 302456, 357448, 491491, 561704, 982982, 1965964, 3931928]

約数ペア:

[(1, 3931928), (2, 1965964), (4, 982982), (7, 561704), (8, 491491), (11, 357448), (13, 302456), (14, 280852), (22, 178724), (26, 151228), (28, 140426), (44, 89362), (52, 75614), (56, 70213), (77, 51064), (88, 44681), (91, 43208), (104, 37807), (143, 27496), (154, 25532), (182, 21604), (286, 13748), (308, 12766), (364, 10802), (491, 8008), (572, 6874), (616, 6383), (728, 5401), (982, 4004), (1001, 3928), (1144, 3437), (1964, 2002)]