6478563

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1249}}^1$

素因数の和:1291

約数の個数: 32

約数和(自身を含む): 11200000

約数和(自身を除く): 4721437

約数列:

[1, 3, 7, 13, 19, 21, 39, 57, 91, 133, 247, 273, 399, 741, 1249, 1729, 3747, 5187, 8743, 16237, 23731, 26229, 48711, 71193, 113659, 166117, 308503, 340977, 498351, 925509, 2159521, 6478563]

約数ペア:

[(1, 6478563), (3, 2159521), (7, 925509), (13, 498351), (19, 340977), (21, 308503), (39, 166117), (57, 113659), (91, 71193), (133, 48711), (247, 26229), (273, 23731), (399, 16237), (741, 8743), (1249, 5187), (1729, 3747)]