8400728

素因数分解:

$2^3\times 7^1\times {\mathrm{67}}^1\times {\mathrm{2239}}^1$

素因数の和:2319

約数の個数: 32

約数和(自身を含む): 18278400

約数和(自身を除く): 9877672

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 67, 134, 268, 469, 536, 938, 1876, 2239, 3752, 4478, 8956, 15673, 17912, 31346, 62692, 125384, 150013, 300026, 600052, 1050091, 1200104, 2100182, 4200364, 8400728]

約数ペア:

[(1, 8400728), (2, 4200364), (4, 2100182), (7, 1200104), (8, 1050091), (14, 600052), (28, 300026), (56, 150013), (67, 125384), (134, 62692), (268, 31346), (469, 17912), (536, 15673), (938, 8956), (1876, 4478), (2239, 3752)]