121718772

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{15581}}^1$

素因数の和:15629

約数の個数: 72

約数和(自身を含む): 362998272

約数和(自身を除く): 241279500

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 31, 36, 42, 62, 63, 84, 93, 124, 126, 186, 217, 252, 279, 372, 434, 558, 651, 868, 1116, 1302, 1953, 2604, 3906, 7812, 15581, 31162, 46743, 62324, 93486, 109067, 140229, 186972, 218134, 280458, 327201, 436268, 483011, 560916, 654402, 966022, 981603, 1308804, 1449033, 1932044, 1963206, 2898066, 3381077, 3926412, 4347099, 5796132, 6762154, 8694198, 10143231, 13524308, 17388396, 20286462, 30429693, 40572924, 60859386, 121718772]

約数ペア:

[(1, 121718772), (2, 60859386), (3, 40572924), (4, 30429693), (6, 20286462), (7, 17388396), (9, 13524308), (12, 10143231), (14, 8694198), (18, 6762154), (21, 5796132), (28, 4347099), (31, 3926412), (36, 3381077), (42, 2898066), (62, 1963206), (63, 1932044), (84, 1449033), (93, 1308804), (124, 981603), (126, 966022), (186, 654402), (217, 560916), (252, 483011), (279, 436268), (372, 327201), (434, 280458), (558, 218134), (651, 186972), (868, 140229), (1116, 109067), (1302, 93486), (1953, 62324), (2604, 46743), (3906, 31162), (7812, 15581)]