28738187530

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{281}}^1\times {\mathrm{786701}}^1$

素因数の和:787002

約数の個数: 32

約数和(自身を含む): 55906190928

約数和(自身を除く): 27168003398

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 281, 562, 1405, 2810, 3653, 7306, 18265, 36530, 786701, 1573402, 3933505, 7867010, 10227113, 20454226, 51135565, 102271130, 221062981, 442125962, 1105314905, 2210629810, 2873818753, 5747637506, 14369093765, 28738187530]

約数ペア:

[(1, 28738187530), (2, 14369093765), (5, 5747637506), (10, 2873818753), (13, 2210629810), (26, 1105314905), (65, 442125962), (130, 221062981), (281, 102271130), (562, 51135565), (1405, 20454226), (2810, 10227113), (3653, 7867010), (7306, 3933505), (18265, 1573402), (36530, 786701)]