30131541

素因数分解:

$3^3\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{401}}^1$

素因数の和:455

約数の個数: 48

約数和(自身を含む): 51327360

約数和(自身を除く): 21195819

約数列:

[1, 3, 9, 11, 23, 27, 33, 69, 99, 121, 207, 253, 297, 363, 401, 621, 759, 1089, 1203, 2277, 2783, 3267, 3609, 4411, 6831, 8349, 9223, 10827, 13233, 25047, 27669, 39699, 48521, 75141, 83007, 101453, 119097, 145563, 249021, 304359, 436689, 913077, 1115983, 1310067, 2739231, 3347949, 10043847, 30131541]

約数ペア:

[(1, 30131541), (3, 10043847), (9, 3347949), (11, 2739231), (23, 1310067), (27, 1115983), (33, 913077), (69, 436689), (99, 304359), (121, 249021), (207, 145563), (253, 119097), (297, 101453), (363, 83007), (401, 75141), (621, 48521), (759, 39699), (1089, 27669), (1203, 25047), (2277, 13233), (2783, 10827), (3267, 9223), (3609, 8349), (4411, 6831)]