12777876

素因数分解:

$2^2\times 3^2\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{181}}^1$

素因数の和:281

約数の個数: 72

約数和(自身を含む): 33985224

約数和(自身を除く): 21207348

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 37, 53, 74, 106, 111, 148, 159, 181, 212, 222, 318, 333, 362, 444, 477, 543, 636, 666, 724, 954, 1086, 1332, 1629, 1908, 1961, 2172, 3258, 3922, 5883, 6516, 6697, 7844, 9593, 11766, 13394, 17649, 19186, 20091, 23532, 26788, 28779, 35298, 38372, 40182, 57558, 60273, 70596, 80364, 86337, 115116, 120546, 172674, 241092, 345348, 354941, 709882, 1064823, 1419764, 2129646, 3194469, 4259292, 6388938, 12777876]

約数ペア:

[(1, 12777876), (2, 6388938), (3, 4259292), (4, 3194469), (6, 2129646), (9, 1419764), (12, 1064823), (18, 709882), (36, 354941), (37, 345348), (53, 241092), (74, 172674), (106, 120546), (111, 115116), (148, 86337), (159, 80364), (181, 70596), (212, 60273), (222, 57558), (318, 40182), (333, 38372), (362, 35298), (444, 28779), (477, 26788), (543, 23532), (636, 20091), (666, 19186), (724, 17649), (954, 13394), (1086, 11766), (1332, 9593), (1629, 7844), (1908, 6697), (1961, 6516), (2172, 5883), (3258, 3922)]