320121165

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{33503}}^1$

素因数の和:33538

約数の個数: 48

約数和(自身を含む): 641668608

約数和(自身を除く): 321547443

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 39, 49, 65, 91, 105, 147, 195, 245, 273, 455, 637, 735, 1365, 1911, 3185, 9555, 33503, 100509, 167515, 234521, 435539, 502545, 703563, 1172605, 1306617, 1641647, 2177695, 3048773, 3517815, 4924941, 6533085, 8208235, 9146319, 15243865, 21341411, 24624705, 45731595, 64024233, 106707055, 320121165]

約数ペア:

[(1, 320121165), (3, 106707055), (5, 64024233), (7, 45731595), (13, 24624705), (15, 21341411), (21, 15243865), (35, 9146319), (39, 8208235), (49, 6533085), (65, 4924941), (91, 3517815), (105, 3048773), (147, 2177695), (195, 1641647), (245, 1306617), (273, 1172605), (455, 703563), (637, 502545), (735, 435539), (1365, 234521), (1911, 167515), (3185, 100509), (9555, 33503)]