208903114

素因数分解:

$2^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{389}}^1\times {\mathrm{431}}^1$

素因数の和:918

約数の個数: 32

約数和(自身を含む): 363916800

約数和(自身を除く): 155013686

約数列:

[1, 2, 7, 14, 89, 178, 389, 431, 623, 778, 862, 1246, 2723, 3017, 5446, 6034, 34621, 38359, 69242, 76718, 167659, 242347, 268513, 335318, 484694, 537026, 1173613, 2347226, 14921651, 29843302, 104451557, 208903114]

約数ペア:

[(1, 208903114), (2, 104451557), (7, 29843302), (14, 14921651), (89, 2347226), (178, 1173613), (389, 537026), (431, 484694), (623, 335318), (778, 268513), (862, 242347), (1246, 167659), (2723, 76718), (3017, 69242), (5446, 38359), (6034, 34621)]