9649990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{4447}}^1$

素因数の和:4492

約数の個数: 32

約数和(自身を含む): 20496384

約数和(自身を除く): 10846394

約数列:

[1, 2, 5, 7, 10, 14, 31, 35, 62, 70, 155, 217, 310, 434, 1085, 2170, 4447, 8894, 22235, 31129, 44470, 62258, 137857, 155645, 275714, 311290, 689285, 964999, 1378570, 1929998, 4824995, 9649990]

約数ペア:

[(1, 9649990), (2, 4824995), (5, 1929998), (7, 1378570), (10, 964999), (14, 689285), (31, 311290), (35, 275714), (62, 155645), (70, 137857), (155, 62258), (217, 44470), (310, 31129), (434, 22235), (1085, 8894), (2170, 4447)]