72698668

素因数分解:

$2^2\times 7^1\times {\mathrm{139}}^1\times {\mathrm{18679}}^1$

素因数の和:18829

約数の個数: 24

約数和(自身を含む): 146451200

約数和(自身を除く): 73752532

約数列:

[1, 2, 4, 7, 14, 28, 139, 278, 556, 973, 1946, 3892, 18679, 37358, 74716, 130753, 261506, 523012, 2596381, 5192762, 10385524, 18174667, 36349334, 72698668]

約数ペア:

[(1, 72698668), (2, 36349334), (4, 18174667), (7, 10385524), (14, 5192762), (28, 2596381), (139, 523012), (278, 261506), (556, 130753), (973, 74716), (1946, 37358), (3892, 18679)]