13306721921

素因数分解:

${\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{443}}^1\times {\mathrm{751}}^1$

素因数の和:1301

約数の個数: 32

約数和(自身を含む): 14616281088

約数和(自身を除く): 1309559167

約数列:

[1, 23, 37, 47, 443, 751, 851, 1081, 1739, 10189, 16391, 17273, 20821, 27787, 35297, 39997, 332693, 376993, 478883, 639101, 770377, 811831, 1305989, 7651939, 12309641, 15636571, 17718671, 30037747, 283121743, 359641133, 578553127, 13306721921]

約数ペア:

[(1, 13306721921), (23, 578553127), (37, 359641133), (47, 283121743), (443, 30037747), (751, 17718671), (851, 15636571), (1081, 12309641), (1739, 7651939), (10189, 1305989), (16391, 811831), (17273, 770377), (20821, 639101), (27787, 478883), (35297, 376993), (39997, 332693)]