205962718

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{7639}}^1$

素因数の和:7732

約数の個数: 32

約数和(自身を含む): 358102080

約数和(自身を除く): 152139362

約数列:

[1, 2, 13, 17, 26, 34, 61, 122, 221, 442, 793, 1037, 1586, 2074, 7639, 13481, 15278, 26962, 99307, 129863, 198614, 259726, 465979, 931958, 1688219, 3376438, 6057727, 7921643, 12115454, 15843286, 102981359, 205962718]

約数ペア:

[(1, 205962718), (2, 102981359), (13, 15843286), (17, 12115454), (26, 7921643), (34, 6057727), (61, 3376438), (122, 1688219), (221, 931958), (442, 465979), (793, 259726), (1037, 198614), (1586, 129863), (2074, 99307), (7639, 26962), (13481, 15278)]