71253578

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{151}}^1\times {\mathrm{241}}^1$

素因数の和:494

約数の個数: 32

約数和(自身を含む): 119180160

約数和(自身を除く): 47926582

約数列:

[1, 2, 11, 22, 89, 151, 178, 241, 302, 482, 979, 1661, 1958, 2651, 3322, 5302, 13439, 21449, 26878, 36391, 42898, 72782, 147829, 235939, 295658, 400301, 471878, 800602, 3238799, 6477598, 35626789, 71253578]

約数ペア:

[(1, 71253578), (2, 35626789), (11, 6477598), (22, 3238799), (89, 800602), (151, 471878), (178, 400301), (241, 295658), (302, 235939), (482, 147829), (979, 72782), (1661, 42898), (1958, 36391), (2651, 26878), (3322, 21449), (5302, 13439)]