8139642

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{4507}}^1$

素因数の和:4562

約数の個数: 32

約数和(自身を含む): 19041792

約数和(自身を除く): 10902150

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 43, 86, 129, 258, 301, 602, 903, 1806, 4507, 9014, 13521, 27042, 31549, 63098, 94647, 189294, 193801, 387602, 581403, 1162806, 1356607, 2713214, 4069821, 8139642]

約数ペア:

[(1, 8139642), (2, 4069821), (3, 2713214), (6, 1356607), (7, 1162806), (14, 581403), (21, 387602), (42, 193801), (43, 189294), (86, 94647), (129, 63098), (258, 31549), (301, 27042), (602, 13521), (903, 9014), (1806, 4507)]