15272205

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{271}}^1$

素因数の和:326

約数の個数: 48

約数和(自身を含む): 28057344

約数和(自身を除く): 12785139

約数列:

[1, 3, 5, 13, 15, 17, 39, 51, 65, 85, 195, 221, 255, 271, 289, 663, 813, 867, 1105, 1355, 1445, 3315, 3523, 3757, 4065, 4335, 4607, 10569, 11271, 13821, 17615, 18785, 23035, 52845, 56355, 59891, 69105, 78319, 179673, 234957, 299455, 391595, 898365, 1018147, 1174785, 3054441, 5090735, 15272205]

約数ペア:

[(1, 15272205), (3, 5090735), (5, 3054441), (13, 1174785), (15, 1018147), (17, 898365), (39, 391595), (51, 299455), (65, 234957), (85, 179673), (195, 78319), (221, 69105), (255, 59891), (271, 56355), (289, 52845), (663, 23035), (813, 18785), (867, 17615), (1105, 13821), (1355, 11271), (1445, 10569), (3315, 4607), (3523, 4335), (3757, 4065)]