490655144

素因数分解:

$2^3\times 7^1\times {\mathrm{157}}^1\times {\mathrm{55807}}^1$

素因数の和:55977

約数の個数: 32

約数和(自身を含む): 1058119680

約数和(自身を除く): 567464536

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 157, 314, 628, 1099, 1256, 2198, 4396, 8792, 55807, 111614, 223228, 390649, 446456, 781298, 1562596, 3125192, 8761699, 17523398, 35046796, 61331893, 70093592, 122663786, 245327572, 490655144]

約数ペア:

[(1, 490655144), (2, 245327572), (4, 122663786), (7, 70093592), (8, 61331893), (14, 35046796), (28, 17523398), (56, 8761699), (157, 3125192), (314, 1562596), (628, 781298), (1099, 446456), (1256, 390649), (2198, 223228), (4396, 111614), (8792, 55807)]