18589095

素因数分解:

$3^4\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{83}}^1$

素因数の和:186

約数の個数: 80

約数和(自身を含む): 39029760

約数和(自身を除く): 20440665

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 79, 81, 83, 105, 135, 189, 237, 249, 315, 395, 405, 415, 553, 567, 581, 711, 747, 945, 1185, 1245, 1659, 1743, 2133, 2241, 2765, 2835, 2905, 3555, 3735, 4977, 5229, 6399, 6557, 6723, 8295, 8715, 10665, 11205, 14931, 15687, 19671, 24885, 26145, 31995, 32785, 33615, 44793, 45899, 47061, 59013, 74655, 78435, 98355, 137697, 177039, 223965, 229495, 235305, 295065, 413091, 531117, 688485, 885195, 1239273, 2065455, 2655585, 3717819, 6196365, 18589095]

約数ペア:

[(1, 18589095), (3, 6196365), (5, 3717819), (7, 2655585), (9, 2065455), (15, 1239273), (21, 885195), (27, 688485), (35, 531117), (45, 413091), (63, 295065), (79, 235305), (81, 229495), (83, 223965), (105, 177039), (135, 137697), (189, 98355), (237, 78435), (249, 74655), (315, 59013), (395, 47061), (405, 45899), (415, 44793), (553, 33615), (567, 32785), (581, 31995), (711, 26145), (747, 24885), (945, 19671), (1185, 15687), (1245, 14931), (1659, 11205), (1743, 10665), (2133, 8715), (2241, 8295), (2765, 6723), (2835, 6557), (2905, 6399), (3555, 5229), (3735, 4977)]