276559990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{127447}}^1$

素因数の和:127492

約数の個数: 32

約数和(自身を含む): 587280384

約数和(自身を除く): 310720394

約数列:

[1, 2, 5, 7, 10, 14, 31, 35, 62, 70, 155, 217, 310, 434, 1085, 2170, 127447, 254894, 637235, 892129, 1274470, 1784258, 3950857, 4460645, 7901714, 8921290, 19754285, 27655999, 39508570, 55311998, 138279995, 276559990]

約数ペア:

[(1, 276559990), (2, 138279995), (5, 55311998), (7, 39508570), (10, 27655999), (14, 19754285), (31, 8921290), (35, 7901714), (62, 4460645), (70, 3950857), (155, 1784258), (217, 1274470), (310, 892129), (434, 637235), (1085, 254894), (2170, 127447)]