181970964

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{347}}^1\times {\mathrm{2081}}^1$

素因数の和:2445

約数の個数: 72

約数和(自身を含む): 527462208

約数和(自身を除く): 345491244

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 347, 694, 1041, 1388, 2081, 2082, 2429, 3123, 4162, 4164, 4858, 6243, 6246, 7287, 8324, 9716, 12486, 12492, 14567, 14574, 18729, 21861, 24972, 29134, 29148, 37458, 43701, 43722, 58268, 74916, 87402, 87444, 131103, 174804, 262206, 524412, 722107, 1444214, 2166321, 2888428, 4332642, 5054749, 6498963, 8665284, 10109498, 12997926, 15164247, 20218996, 25995852, 30328494, 45492741, 60656988, 90985482, 181970964]

約数ペア:

[(1, 181970964), (2, 90985482), (3, 60656988), (4, 45492741), (6, 30328494), (7, 25995852), (9, 20218996), (12, 15164247), (14, 12997926), (18, 10109498), (21, 8665284), (28, 6498963), (36, 5054749), (42, 4332642), (63, 2888428), (84, 2166321), (126, 1444214), (252, 722107), (347, 524412), (694, 262206), (1041, 174804), (1388, 131103), (2081, 87444), (2082, 87402), (2429, 74916), (3123, 58268), (4162, 43722), (4164, 43701), (4858, 37458), (6243, 29148), (6246, 29134), (7287, 24972), (8324, 21861), (9716, 18729), (12486, 14574), (12492, 14567)]