53308515

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{1237}}^1$

素因数の和:1288

約数の個数: 48

約数和(自身を含む): 97871328

約数和(自身を除く): 44562813

約数列:

[1, 3, 5, 13, 15, 17, 39, 51, 65, 85, 169, 195, 221, 255, 507, 663, 845, 1105, 1237, 2535, 2873, 3315, 3711, 6185, 8619, 14365, 16081, 18555, 21029, 43095, 48243, 63087, 80405, 105145, 209053, 241215, 273377, 315435, 627159, 820131, 1045265, 1366885, 3135795, 3553901, 4100655, 10661703, 17769505, 53308515]

約数ペア:

[(1, 53308515), (3, 17769505), (5, 10661703), (13, 4100655), (15, 3553901), (17, 3135795), (39, 1366885), (51, 1045265), (65, 820131), (85, 627159), (169, 315435), (195, 273377), (221, 241215), (255, 209053), (507, 105145), (663, 80405), (845, 63087), (1105, 48243), (1237, 43095), (2535, 21029), (2873, 18555), (3315, 16081), (3711, 14365), (6185, 8619)]