30707865

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{293}}^1$

素因数の和:458

約数の個数: 48

約数和(自身を含む): 56963088

約数和(自身を除く): 26255223

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 137, 153, 255, 293, 411, 685, 765, 879, 1233, 1465, 2055, 2329, 2637, 4395, 4981, 6165, 6987, 11645, 13185, 14943, 20961, 24905, 34935, 40141, 44829, 74715, 104805, 120423, 200705, 224145, 361269, 602115, 682397, 1806345, 2047191, 3411985, 6141573, 10235955, 30707865]

約数ペア:

[(1, 30707865), (3, 10235955), (5, 6141573), (9, 3411985), (15, 2047191), (17, 1806345), (45, 682397), (51, 602115), (85, 361269), (137, 224145), (153, 200705), (255, 120423), (293, 104805), (411, 74715), (685, 44829), (765, 40141), (879, 34935), (1233, 24905), (1465, 20961), (2055, 14943), (2329, 13185), (2637, 11645), (4395, 6987), (4981, 6165)]