398895028672

素因数分解:

$2^6\times 7^1\times {\mathrm{22643}}^1\times {\mathrm{39323}}^1$

素因数の和:61985

約数の個数: 56

約数和(自身を含む): 904699898496

約数和(自身を除く): 505804869824

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 224, 448, 22643, 39323, 45286, 78646, 90572, 157292, 158501, 181144, 275261, 314584, 317002, 362288, 550522, 629168, 634004, 724576, 1101044, 1258336, 1268008, 1449152, 2202088, 2516672, 2536016, 4404176, 5072032, 8808352, 10144064, 17616704, 890390689, 1780781378, 3561562756, 6232734823, 7123125512, 12465469646, 14246251024, 24930939292, 28492502048, 49861878584, 56985004096, 99723757168, 199447514336, 398895028672]

約数ペア:

[(1, 398895028672), (2, 199447514336), (4, 99723757168), (7, 56985004096), (8, 49861878584), (14, 28492502048), (16, 24930939292), (28, 14246251024), (32, 12465469646), (56, 7123125512), (64, 6232734823), (112, 3561562756), (224, 1780781378), (448, 890390689), (22643, 17616704), (39323, 10144064), (45286, 8808352), (78646, 5072032), (90572, 4404176), (157292, 2536016), (158501, 2516672), (181144, 2202088), (275261, 1449152), (314584, 1268008), (317002, 1258336), (362288, 1101044), (550522, 724576), (629168, 634004)]