30780994

素因数分解:

$2^1\times {\mathrm{139}}^1\times {\mathrm{263}}^1\times {\mathrm{421}}^1$

素因数の和:825

約数の個数: 16

約数和(自身を含む): 46791360

約数和(自身を除く): 16010366

約数列:

[1, 2, 139, 263, 278, 421, 526, 842, 36557, 58519, 73114, 110723, 117038, 221446, 15390497, 30780994]

約数ペア:

[(1, 30780994), (2, 15390497), (139, 221446), (263, 117038), (278, 110723), (421, 73114), (526, 58519), (842, 36557)]