72990178

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{36901}}^1$

素因数の和:36969

約数の個数: 16

約数和(自身を含む): 116905536

約数和(自身を除く): 43915358

約数列:

[1, 2, 23, 43, 46, 86, 989, 1978, 36901, 73802, 848723, 1586743, 1697446, 3173486, 36495089, 72990178]

約数ペア:

[(1, 72990178), (2, 36495089), (23, 3173486), (43, 1697446), (46, 1586743), (86, 848723), (989, 73802), (1978, 36901)]