321542008

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{12409}}^1$

素因数の和:12535

約数の個数: 32

約数和(自身を含む): 625464000

約数和(自身を除く): 303921992

約数列:

[1, 2, 4, 8, 41, 79, 82, 158, 164, 316, 328, 632, 3239, 6478, 12409, 12956, 24818, 25912, 49636, 99272, 508769, 980311, 1017538, 1960622, 2035076, 3921244, 4070152, 7842488, 40192751, 80385502, 160771004, 321542008]

約数ペア:

[(1, 321542008), (2, 160771004), (4, 80385502), (8, 40192751), (41, 7842488), (79, 4070152), (82, 3921244), (158, 2035076), (164, 1960622), (316, 1017538), (328, 980311), (632, 508769), (3239, 99272), (6478, 49636), (12409, 25912), (12956, 24818)]