31149790

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{151}}^1\times {\mathrm{421}}^1$

素因数の和:593

約数の個数: 48

約数和(自身を含む): 65811744

約数和(自身を除く): 34661954

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 151, 245, 302, 421, 490, 755, 842, 1057, 1510, 2105, 2114, 2947, 4210, 5285, 5894, 7399, 10570, 14735, 14798, 20629, 29470, 36995, 41258, 63571, 73990, 103145, 127142, 206290, 317855, 444997, 635710, 889994, 2224985, 3114979, 4449970, 6229958, 15574895, 31149790]

約数ペア:

[(1, 31149790), (2, 15574895), (5, 6229958), (7, 4449970), (10, 3114979), (14, 2224985), (35, 889994), (49, 635710), (70, 444997), (98, 317855), (151, 206290), (245, 127142), (302, 103145), (421, 73990), (490, 63571), (755, 41258), (842, 36995), (1057, 29470), (1510, 20629), (2105, 14798), (2114, 14735), (2947, 10570), (4210, 7399), (5285, 5894)]