81785466

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{331}}^1$

素因数の和:436

約数の個数: 96

約数和(自身を含む): 212554368

約数和(自身を除く): 130768902

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 37, 42, 53, 63, 74, 106, 111, 126, 159, 222, 259, 318, 331, 333, 371, 477, 518, 662, 666, 742, 777, 954, 993, 1113, 1554, 1961, 1986, 2226, 2317, 2331, 2979, 3339, 3922, 4634, 4662, 5883, 5958, 6678, 6951, 11766, 12247, 13727, 13902, 17543, 17649, 20853, 24494, 27454, 35086, 35298, 36741, 41181, 41706, 52629, 73482, 82362, 85729, 105258, 110223, 122801, 123543, 157887, 171458, 220446, 245602, 247086, 257187, 315774, 368403, 514374, 649091, 736806, 771561, 1105209, 1298182, 1543122, 1947273, 2210418, 3894546, 4543637, 5841819, 9087274, 11683638, 13630911, 27261822, 40892733, 81785466]

約数ペア:

[(1, 81785466), (2, 40892733), (3, 27261822), (6, 13630911), (7, 11683638), (9, 9087274), (14, 5841819), (18, 4543637), (21, 3894546), (37, 2210418), (42, 1947273), (53, 1543122), (63, 1298182), (74, 1105209), (106, 771561), (111, 736806), (126, 649091), (159, 514374), (222, 368403), (259, 315774), (318, 257187), (331, 247086), (333, 245602), (371, 220446), (477, 171458), (518, 157887), (662, 123543), (666, 122801), (742, 110223), (777, 105258), (954, 85729), (993, 82362), (1113, 73482), (1554, 52629), (1961, 41706), (1986, 41181), (2226, 36741), (2317, 35298), (2331, 35086), (2979, 27454), (3339, 24494), (3922, 20853), (4634, 17649), (4662, 17543), (5883, 13902), (5958, 13727), (6678, 12247), (6951, 11766)]