645822494

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{173}}^1\times {\mathrm{827}}^1$

素因数の和:1100

約数の個数: 32

約数和(自身を含む): 1018300896

約数和(自身を除く): 372478402

約数列:

[1, 2, 37, 61, 74, 122, 173, 346, 827, 1654, 2257, 4514, 6401, 10553, 12802, 21106, 30599, 50447, 61198, 100894, 143071, 286142, 390461, 780922, 1866539, 3733078, 5293627, 8727331, 10587254, 17454662, 322911247, 645822494]

約数ペア:

[(1, 645822494), (2, 322911247), (37, 17454662), (61, 10587254), (74, 8727331), (122, 5293627), (173, 3733078), (346, 1866539), (827, 780922), (1654, 390461), (2257, 286142), (4514, 143071), (6401, 100894), (10553, 61198), (12802, 50447), (21106, 30599)]