203897456

素因数分解:

$2^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{107089}}^1$

素因数の和:107121

約数の個数: 40

約数和(自身を含む): 478049760

約数和(自身を除く): 274152304

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 34, 56, 68, 112, 119, 136, 238, 272, 476, 952, 1904, 107089, 214178, 428356, 749623, 856712, 1499246, 1713424, 1820513, 2998492, 3641026, 5996984, 7282052, 11993968, 12743591, 14564104, 25487182, 29128208, 50974364, 101948728, 203897456]

約数ペア:

[(1, 203897456), (2, 101948728), (4, 50974364), (7, 29128208), (8, 25487182), (14, 14564104), (16, 12743591), (17, 11993968), (28, 7282052), (34, 5996984), (56, 3641026), (68, 2998492), (112, 1820513), (119, 1713424), (136, 1499246), (238, 856712), (272, 749623), (476, 428356), (952, 214178), (1904, 107089)]