30991518

素因数分解:

$2^1\times 3^3\times {\mathrm{47}}^1\times {\mathrm{12211}}^1$

素因数の和:12269

約数の個数: 32

約数和(自身を含む): 70341120

約数和(自身を除く): 39349602

約数列:

[1, 2, 3, 6, 9, 18, 27, 47, 54, 94, 141, 282, 423, 846, 1269, 2538, 12211, 24422, 36633, 73266, 109899, 219798, 329697, 573917, 659394, 1147834, 1721751, 3443502, 5165253, 10330506, 15495759, 30991518]

約数ペア:

[(1, 30991518), (2, 15495759), (3, 10330506), (6, 5165253), (9, 3443502), (18, 1721751), (27, 1147834), (47, 659394), (54, 573917), (94, 329697), (141, 219798), (282, 109899), (423, 73266), (846, 36633), (1269, 24422), (2538, 12211)]