1500000018

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{6121}}^1$

素因数の和:6263

約数の個数: 64

約数和(自身を含む): 3385221120

約数和(自身を除く): 1885221102

約数列:

[1, 2, 3, 6, 11, 22, 33, 47, 66, 79, 94, 141, 158, 237, 282, 474, 517, 869, 1034, 1551, 1738, 2607, 3102, 3713, 5214, 6121, 7426, 11139, 12242, 18363, 22278, 36726, 40843, 67331, 81686, 122529, 134662, 201993, 245058, 287687, 403986, 483559, 575374, 863061, 967118, 1450677, 1726122, 2901354, 3164557, 5319149, 6329114, 9493671, 10638298, 15957447, 18987342, 22727273, 31914894, 45454546, 68181819, 136363638, 250000003, 500000006, 750000009, 1500000018]

約数ペア:

[(1, 1500000018), (2, 750000009), (3, 500000006), (6, 250000003), (11, 136363638), (22, 68181819), (33, 45454546), (47, 31914894), (66, 22727273), (79, 18987342), (94, 15957447), (141, 10638298), (158, 9493671), (237, 6329114), (282, 5319149), (474, 3164557), (517, 2901354), (869, 1726122), (1034, 1450677), (1551, 967118), (1738, 863061), (2607, 575374), (3102, 483559), (3713, 403986), (5214, 287687), (6121, 245058), (7426, 201993), (11139, 134662), (12242, 122529), (18363, 81686), (22278, 67331), (36726, 40843)]