1253646716

素因数分解:

$2^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{630607}}^1$

素因数の和:630689

約数の個数: 24

約数和(自身を含む): 2542611456

約数和(自身を除く): 1288964740

約数列:

[1, 2, 4, 7, 14, 28, 71, 142, 284, 497, 994, 1988, 630607, 1261214, 2522428, 4414249, 8828498, 17656996, 44773097, 89546194, 179092388, 313411679, 626823358, 1253646716]

約数ペア:

[(1, 1253646716), (2, 626823358), (4, 313411679), (7, 179092388), (14, 89546194), (28, 44773097), (71, 17656996), (142, 8828498), (284, 4414249), (497, 2522428), (994, 1261214), (1988, 630607)]