13191405

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^3\times {\mathrm{179}}^1$

素因数の和:238

約数の個数: 32

約数和(自身を含む): 22550400

約数和(自身を除く): 9358995

約数列:

[1, 3, 5, 15, 17, 51, 85, 179, 255, 289, 537, 867, 895, 1445, 2685, 3043, 4335, 4913, 9129, 14739, 15215, 24565, 45645, 51731, 73695, 155193, 258655, 775965, 879427, 2638281, 4397135, 13191405]

約数ペア:

[(1, 13191405), (3, 4397135), (5, 2638281), (15, 879427), (17, 775965), (51, 258655), (85, 155193), (179, 73695), (255, 51731), (289, 45645), (537, 24565), (867, 15215), (895, 14739), (1445, 9129), (2685, 4913), (3043, 4335)]