331278983

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{971}}^1$

素因数の和:1103

約数の個数: 32

約数和(自身を含む): 416544768

約数和(自身を除く): 85265785

約数列:

[1, 7, 17, 47, 61, 119, 329, 427, 799, 971, 1037, 2867, 5593, 6797, 7259, 16507, 20069, 45637, 48739, 59231, 115549, 319459, 341173, 414617, 775829, 1006927, 2783857, 5430803, 7048489, 19486999, 47325569, 331278983]

約数ペア:

[(1, 331278983), (7, 47325569), (17, 19486999), (47, 7048489), (61, 5430803), (119, 2783857), (329, 1006927), (427, 775829), (799, 414617), (971, 341173), (1037, 319459), (2867, 115549), (5593, 59231), (6797, 48739), (7259, 45637), (16507, 20069)]