49789383

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1\times {\mathrm{461}}^1$

素因数の和:647

約数の個数: 32

約数和(自身を含む): 78650880

約数和(自身を除く): 28861497

約数列:

[1, 3, 7, 21, 37, 111, 139, 259, 417, 461, 777, 973, 1383, 2919, 3227, 5143, 9681, 15429, 17057, 36001, 51171, 64079, 108003, 119399, 192237, 358197, 448553, 1345659, 2370923, 7112769, 16596461, 49789383]

約数ペア:

[(1, 49789383), (3, 16596461), (7, 7112769), (21, 2370923), (37, 1345659), (111, 448553), (139, 358197), (259, 192237), (417, 119399), (461, 108003), (777, 64079), (973, 51171), (1383, 36001), (2919, 17057), (3227, 15429), (5143, 9681)]