72699784

素因数分解:

$2^3\times {\mathrm{223}}^1\times {\mathrm{40751}}^1$

素因数の和:40980

約数の個数: 16

約数和(自身を含む): 136926720

約数和(自身を除く): 64226936

約数列:

[1, 2, 4, 8, 223, 446, 892, 1784, 40751, 81502, 163004, 326008, 9087473, 18174946, 36349892, 72699784]

約数ペア:

[(1, 72699784), (2, 36349892), (4, 18174946), (8, 9087473), (223, 326008), (446, 163004), (892, 81502), (1784, 40751)]