13231431490

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{810253}}^1$

素因数の和:810354

約数の個数: 32

約数和(自身を含む): 25202140416

約数和(自身を除く): 11970708926

約数列:

[1, 2, 5, 10, 23, 46, 71, 115, 142, 230, 355, 710, 1633, 3266, 8165, 16330, 810253, 1620506, 4051265, 8102530, 18635819, 37271638, 57527963, 93179095, 115055926, 186358190, 287639815, 575279630, 1323143149, 2646286298, 6615715745, 13231431490]

約数ペア:

[(1, 13231431490), (2, 6615715745), (5, 2646286298), (10, 1323143149), (23, 575279630), (46, 287639815), (71, 186358190), (115, 115055926), (142, 93179095), (230, 57527963), (355, 37271638), (710, 18635819), (1633, 8102530), (3266, 4051265), (8165, 1620506), (16330, 810253)]