51557730

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{245513}}^1$

素因数の和:245530

約数の個数: 32

約数和(自身を含む): 141416064

約数和(自身を除く): 89858334

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 245513, 491026, 736539, 1227565, 1473078, 1718591, 2455130, 3437182, 3682695, 5155773, 7365390, 8592955, 10311546, 17185910, 25778865, 51557730]

約数ペア:

[(1, 51557730), (2, 25778865), (3, 17185910), (5, 10311546), (6, 8592955), (7, 7365390), (10, 5155773), (14, 3682695), (15, 3437182), (21, 2455130), (30, 1718591), (35, 1473078), (42, 1227565), (70, 736539), (105, 491026), (210, 245513)]