245397726

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{27431}}^1$

素因数の和:27517

約数の個数: 48

約数和(自身を含む): 616232448

約数和(自身を除く): 370834722

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 71, 126, 142, 213, 426, 497, 639, 994, 1278, 1491, 2982, 4473, 8946, 27431, 54862, 82293, 164586, 192017, 246879, 384034, 493758, 576051, 1152102, 1728153, 1947601, 3456306, 3895202, 5842803, 11685606, 13633207, 17528409, 27266414, 35056818, 40899621, 81799242, 122698863, 245397726]

約数ペア:

[(1, 245397726), (2, 122698863), (3, 81799242), (6, 40899621), (7, 35056818), (9, 27266414), (14, 17528409), (18, 13633207), (21, 11685606), (42, 5842803), (63, 3895202), (71, 3456306), (126, 1947601), (142, 1728153), (213, 1152102), (426, 576051), (497, 493758), (639, 384034), (994, 246879), (1278, 192017), (1491, 164586), (2982, 82293), (4473, 54862), (8946, 27431)]