209542198

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{331}}^1\times {\mathrm{5189}}^1$

素因数の和:5583

約数の個数: 16

約数和(自身を含む): 320492880

約数和(自身を除く): 110950682

約数列:

[1, 2, 61, 122, 331, 662, 5189, 10378, 20191, 40382, 316529, 633058, 1717559, 3435118, 104771099, 209542198]

約数ペア:

[(1, 209542198), (2, 104771099), (61, 3435118), (122, 1717559), (331, 633058), (662, 316529), (5189, 40382), (10378, 20191)]