64557318

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{21649}}^1$

素因数の和:21732

約数の個数: 32

約数和(自身を含む): 149644800

約数和(自身を除く): 85087482

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 71, 142, 213, 426, 497, 994, 1491, 2982, 21649, 43298, 64947, 129894, 151543, 303086, 454629, 909258, 1537079, 3074158, 4611237, 9222474, 10759553, 21519106, 32278659, 64557318]

約数ペア:

[(1, 64557318), (2, 32278659), (3, 21519106), (6, 10759553), (7, 9222474), (14, 4611237), (21, 3074158), (42, 1537079), (71, 909258), (142, 454629), (213, 303086), (426, 151543), (497, 129894), (994, 64947), (1491, 43298), (2982, 21649)]