389675208

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{40289}}^1$

素因数の和:40342

約数の個数: 64

約数和(自身を含む): 1082995200

約数和(自身を除く): 693319992

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 31, 39, 52, 62, 78, 93, 104, 124, 156, 186, 248, 312, 372, 403, 744, 806, 1209, 1612, 2418, 3224, 4836, 9672, 40289, 80578, 120867, 161156, 241734, 322312, 483468, 523757, 966936, 1047514, 1248959, 1571271, 2095028, 2497918, 3142542, 3746877, 4190056, 4995836, 6285084, 7493754, 9991672, 12570168, 14987508, 16236467, 29975016, 32472934, 48709401, 64945868, 97418802, 129891736, 194837604, 389675208]

約数ペア:

[(1, 389675208), (2, 194837604), (3, 129891736), (4, 97418802), (6, 64945868), (8, 48709401), (12, 32472934), (13, 29975016), (24, 16236467), (26, 14987508), (31, 12570168), (39, 9991672), (52, 7493754), (62, 6285084), (78, 4995836), (93, 4190056), (104, 3746877), (124, 3142542), (156, 2497918), (186, 2095028), (248, 1571271), (312, 1248959), (372, 1047514), (403, 966936), (744, 523757), (806, 483468), (1209, 322312), (1612, 241734), (2418, 161156), (3224, 120867), (4836, 80578), (9672, 40289)]