1553089538

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{521}}^1\times {\mathrm{1489}}^1$

素因数の和:2043

約数の個数: 64

約数和(自身を含む): 3136008960

約数和(自身を除く): 1582919422

約数列:

[1, 2, 7, 11, 13, 14, 22, 26, 77, 91, 143, 154, 182, 286, 521, 1001, 1042, 1489, 2002, 2978, 3647, 5731, 6773, 7294, 10423, 11462, 13546, 16379, 19357, 20846, 32758, 38714, 40117, 47411, 74503, 80234, 94822, 114653, 135499, 149006, 212927, 229306, 270998, 425854, 521521, 775769, 1043042, 1490489, 1551538, 2980978, 5430383, 8533459, 10084997, 10860766, 17066918, 20169994, 59734213, 70594979, 110934967, 119468426, 141189958, 221869934, 776544769, 1553089538]

約数ペア:

[(1, 1553089538), (2, 776544769), (7, 221869934), (11, 141189958), (13, 119468426), (14, 110934967), (22, 70594979), (26, 59734213), (77, 20169994), (91, 17066918), (143, 10860766), (154, 10084997), (182, 8533459), (286, 5430383), (521, 2980978), (1001, 1551538), (1042, 1490489), (1489, 1043042), (2002, 775769), (2978, 521521), (3647, 425854), (5731, 270998), (6773, 229306), (7294, 212927), (10423, 149006), (11462, 135499), (13546, 114653), (16379, 94822), (19357, 80234), (20846, 74503), (32758, 47411), (38714, 40117)]