212977281

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{211}}^1\times {\mathrm{419}}^1$

素因数の和:717

約数の個数: 32

約数和(自身を含む): 316270080

約数和(自身を除く): 103292799

約数列:

[1, 3, 11, 33, 73, 211, 219, 419, 633, 803, 1257, 2321, 2409, 4609, 6963, 13827, 15403, 30587, 46209, 88409, 91761, 169433, 265227, 336457, 508299, 972499, 1009371, 2917497, 6453857, 19361571, 70992427, 212977281]

約数ペア:

[(1, 212977281), (3, 70992427), (11, 19361571), (33, 6453857), (73, 2917497), (211, 1009371), (219, 972499), (419, 508299), (633, 336457), (803, 265227), (1257, 169433), (2321, 91761), (2409, 88409), (4609, 46209), (6963, 30587), (13827, 15403)]