216561816

素因数分解:

$2^3\times 3^3\times {\mathrm{53}}^1\times {\mathrm{18917}}^1$

素因数の和:18985

約数の個数: 64

約数和(自身を含む): 612943200

約数和(自身を除く): 396381384

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 53, 54, 72, 106, 108, 159, 212, 216, 318, 424, 477, 636, 954, 1272, 1431, 1908, 2862, 3816, 5724, 11448, 18917, 37834, 56751, 75668, 113502, 151336, 170253, 227004, 340506, 454008, 510759, 681012, 1002601, 1021518, 1362024, 2005202, 2043036, 3007803, 4010404, 4086072, 6015606, 8020808, 9023409, 12031212, 18046818, 24062424, 27070227, 36093636, 54140454, 72187272, 108280908, 216561816]

約数ペア:

[(1, 216561816), (2, 108280908), (3, 72187272), (4, 54140454), (6, 36093636), (8, 27070227), (9, 24062424), (12, 18046818), (18, 12031212), (24, 9023409), (27, 8020808), (36, 6015606), (53, 4086072), (54, 4010404), (72, 3007803), (106, 2043036), (108, 2005202), (159, 1362024), (212, 1021518), (216, 1002601), (318, 681012), (424, 510759), (477, 454008), (636, 340506), (954, 227004), (1272, 170253), (1431, 151336), (1908, 113502), (2862, 75668), (3816, 56751), (5724, 37834), (11448, 18917)]