71917636

素因数分解:

$2^2\times 7^1\times {\mathrm{641}}^1\times {\mathrm{4007}}^1$

素因数の和:4659

約数の個数: 24

約数和(自身を含む): 144095616

約数和(自身を除く): 72177980

約数列:

[1, 2, 4, 7, 14, 28, 641, 1282, 2564, 4007, 4487, 8014, 8974, 16028, 17948, 28049, 56098, 112196, 2568487, 5136974, 10273948, 17979409, 35958818, 71917636]

約数ペア:

[(1, 71917636), (2, 35958818), (4, 17979409), (7, 10273948), (14, 5136974), (28, 2568487), (641, 112196), (1282, 56098), (2564, 28049), (4007, 17948), (4487, 16028), (8014, 8974)]