64517432

素因数分解:

$2^3\times 7^1\times {\mathrm{457}}^1\times {\mathrm{2521}}^1$

素因数の和:2991

約数の個数: 32

約数和(自身を含む): 138609120

約数和(自身を除く): 74091688

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 457, 914, 1828, 2521, 3199, 3656, 5042, 6398, 10084, 12796, 17647, 20168, 25592, 35294, 70588, 141176, 1152097, 2304194, 4608388, 8064679, 9216776, 16129358, 32258716, 64517432]

約数ペア:

[(1, 64517432), (2, 32258716), (4, 16129358), (7, 9216776), (8, 8064679), (14, 4608388), (28, 2304194), (56, 1152097), (457, 141176), (914, 70588), (1828, 35294), (2521, 25592), (3199, 20168), (3656, 17647), (5042, 12796), (6398, 10084)]