727398

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{251}}^1$

素因数の和:289

約数の個数: 48

約数和(自身を含む): 1886976

約数和(自身を除く): 1159578

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 23, 42, 46, 63, 69, 126, 138, 161, 207, 251, 322, 414, 483, 502, 753, 966, 1449, 1506, 1757, 2259, 2898, 3514, 4518, 5271, 5773, 10542, 11546, 15813, 17319, 31626, 34638, 40411, 51957, 80822, 103914, 121233, 242466, 363699, 727398]

約数ペア:

[(1, 727398), (2, 363699), (3, 242466), (6, 121233), (7, 103914), (9, 80822), (14, 51957), (18, 40411), (21, 34638), (23, 31626), (42, 17319), (46, 15813), (63, 11546), (69, 10542), (126, 5773), (138, 5271), (161, 4518), (207, 3514), (251, 2898), (322, 2259), (414, 1757), (483, 1506), (502, 1449), (753, 966)]