212345109

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1\times {\mathrm{151}}^1$

素因数の和:338

約数の個数: 48

約数和(自身を含む): 327984384

約数和(自身を除く): 115639275

約数列:

[1, 3, 9, 37, 41, 103, 111, 123, 151, 309, 333, 369, 453, 927, 1359, 1517, 3811, 4223, 4551, 5587, 6191, 11433, 12669, 13653, 15553, 16761, 18573, 34299, 38007, 46659, 50283, 55719, 139977, 156251, 229067, 468753, 575461, 637673, 687201, 1406259, 1726383, 1913019, 2061603, 5179149, 5739057, 23593901, 70781703, 212345109]

約数ペア:

[(1, 212345109), (3, 70781703), (9, 23593901), (37, 5739057), (41, 5179149), (103, 2061603), (111, 1913019), (123, 1726383), (151, 1406259), (309, 687201), (333, 637673), (369, 575461), (453, 468753), (927, 229067), (1359, 156251), (1517, 139977), (3811, 55719), (4223, 50283), (4551, 46659), (5587, 38007), (6191, 34299), (11433, 18573), (12669, 16761), (13653, 15553)]