81309528

素因数分解:

$2^3\times 3^3\times {\mathrm{31}}^1\times {\mathrm{12143}}^1$

素因数の和:12189

約数の個数: 64

約数和(自身を含む): 233164800

約数和(自身を除く): 151855272

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 31, 36, 54, 62, 72, 93, 108, 124, 186, 216, 248, 279, 372, 558, 744, 837, 1116, 1674, 2232, 3348, 6696, 12143, 24286, 36429, 48572, 72858, 97144, 109287, 145716, 218574, 291432, 327861, 376433, 437148, 655722, 752866, 874296, 1129299, 1311444, 1505732, 2258598, 2622888, 3011464, 3387897, 4517196, 6775794, 9034392, 10163691, 13551588, 20327382, 27103176, 40654764, 81309528]

約数ペア:

[(1, 81309528), (2, 40654764), (3, 27103176), (4, 20327382), (6, 13551588), (8, 10163691), (9, 9034392), (12, 6775794), (18, 4517196), (24, 3387897), (27, 3011464), (31, 2622888), (36, 2258598), (54, 1505732), (62, 1311444), (72, 1129299), (93, 874296), (108, 752866), (124, 655722), (186, 437148), (216, 376433), (248, 327861), (279, 291432), (372, 218574), (558, 145716), (744, 109287), (837, 97144), (1116, 72858), (1674, 48572), (2232, 36429), (3348, 24286), (6696, 12143)]