281972008

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{10723}}^1$

素因数の和:10921

約数の個数: 32

約数和(自身を含む): 559792800

約数和(自身を除く): 277820792

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 173, 346, 692, 1384, 3287, 6574, 10723, 13148, 21446, 26296, 42892, 85784, 203737, 407474, 814948, 1629896, 1855079, 3710158, 7420316, 14840632, 35246501, 70493002, 140986004, 281972008]

約数ペア:

[(1, 281972008), (2, 140986004), (4, 70493002), (8, 35246501), (19, 14840632), (38, 7420316), (76, 3710158), (152, 1855079), (173, 1629896), (346, 814948), (692, 407474), (1384, 203737), (3287, 85784), (6574, 42892), (10723, 26296), (13148, 21446)]