390835648

素因数分解:

$2^6\times 7^1\times {\mathrm{641}}^1\times {\mathrm{1361}}^1$

素因数の和:2021

約数の個数: 56

約数和(自身を含む): 888394464

約数和(自身を除く): 497558816

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 224, 448, 641, 1282, 1361, 2564, 2722, 4487, 5128, 5444, 8974, 9527, 10256, 10888, 17948, 19054, 20512, 21776, 35896, 38108, 41024, 43552, 71792, 76216, 87104, 143584, 152432, 287168, 304864, 609728, 872401, 1744802, 3489604, 6106807, 6979208, 12213614, 13958416, 24427228, 27916832, 48854456, 55833664, 97708912, 195417824, 390835648]

約数ペア:

[(1, 390835648), (2, 195417824), (4, 97708912), (7, 55833664), (8, 48854456), (14, 27916832), (16, 24427228), (28, 13958416), (32, 12213614), (56, 6979208), (64, 6106807), (112, 3489604), (224, 1744802), (448, 872401), (641, 609728), (1282, 304864), (1361, 287168), (2564, 152432), (2722, 143584), (4487, 87104), (5128, 76216), (5444, 71792), (8974, 43552), (9527, 41024), (10256, 38108), (10888, 35896), (17948, 21776), (19054, 20512)]