1231569493

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{19577}}^1$

素因数の和:19657

約数の個数: 32

約数和(自身を含む): 1653949440

約数和(自身を除く): 422379947

約数列:

[1, 7, 11, 19, 43, 77, 133, 209, 301, 473, 817, 1463, 3311, 5719, 8987, 19577, 62909, 137039, 215347, 371963, 841811, 1507429, 2603741, 4091593, 5892677, 9259921, 15994409, 28641151, 64819447, 111960863, 175938499, 1231569493]

約数ペア:

[(1, 1231569493), (7, 175938499), (11, 111960863), (19, 64819447), (43, 28641151), (77, 15994409), (133, 9259921), (209, 5892677), (301, 4091593), (473, 2603741), (817, 1507429), (1463, 841811), (3311, 371963), (5719, 215347), (8987, 137039), (19577, 62909)]