72387654

素因数分解:

$2^1\times 3^1\times {\mathrm{29}}^1\times {\mathrm{643}}^1\times {\mathrm{647}}^1$

素因数の和:1324

約数の個数: 32

約数和(自身を含む): 150232320

約数和(自身を除く): 77844666

約数列:

[1, 2, 3, 6, 29, 58, 87, 174, 643, 647, 1286, 1294, 1929, 1941, 3858, 3882, 18647, 18763, 37294, 37526, 55941, 56289, 111882, 112578, 416021, 832042, 1248063, 2496126, 12064609, 24129218, 36193827, 72387654]

約数ペア:

[(1, 72387654), (2, 36193827), (3, 24129218), (6, 12064609), (29, 2496126), (58, 1248063), (87, 832042), (174, 416021), (643, 112578), (647, 111882), (1286, 56289), (1294, 55941), (1929, 37526), (1941, 37294), (3858, 18763), (3882, 18647)]