164436867

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{283}}^1\times {\mathrm{401}}^1$

素因数の和:720

約数の個数: 48

約数和(自身を含む): 284963328

約数和(自身を除く): 120526461

約数列:

[1, 3, 7, 9, 21, 23, 63, 69, 161, 207, 283, 401, 483, 849, 1203, 1449, 1981, 2547, 2807, 3609, 5943, 6509, 8421, 9223, 17829, 19527, 25263, 27669, 45563, 58581, 64561, 83007, 113483, 136689, 193683, 340449, 410067, 581049, 794381, 1021347, 2383143, 2610109, 7149429, 7830327, 18270763, 23490981, 54812289, 164436867]

約数ペア:

[(1, 164436867), (3, 54812289), (7, 23490981), (9, 18270763), (21, 7830327), (23, 7149429), (63, 2610109), (69, 2383143), (161, 1021347), (207, 794381), (283, 581049), (401, 410067), (483, 340449), (849, 193683), (1203, 136689), (1449, 113483), (1981, 83007), (2547, 64561), (2807, 58581), (3609, 45563), (5943, 27669), (6509, 25263), (8421, 19527), (9223, 17829)]