220100139

素因数分解:

$3^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{1123}}^1$

素因数の和:1217

約数の個数: 64

約数和(自身を含む): 401402880

約数和(自身を除く): 181302741

約数列:

[1, 3, 7, 9, 17, 21, 27, 51, 61, 63, 119, 153, 183, 189, 357, 427, 459, 549, 1037, 1071, 1123, 1281, 1647, 3111, 3213, 3369, 3843, 7259, 7861, 9333, 10107, 11529, 19091, 21777, 23583, 27999, 30321, 57273, 65331, 68503, 70749, 133637, 171819, 195993, 205509, 212247, 400911, 479521, 515457, 616527, 1164551, 1202733, 1438563, 1849581, 3493653, 3608199, 4315689, 8151857, 10480959, 12947067, 24455571, 31442877, 73366713, 220100139]

約数ペア:

[(1, 220100139), (3, 73366713), (7, 31442877), (9, 24455571), (17, 12947067), (21, 10480959), (27, 8151857), (51, 4315689), (61, 3608199), (63, 3493653), (119, 1849581), (153, 1438563), (183, 1202733), (189, 1164551), (357, 616527), (427, 515457), (459, 479521), (549, 400911), (1037, 212247), (1071, 205509), (1123, 195993), (1281, 171819), (1647, 133637), (3111, 70749), (3213, 68503), (3369, 65331), (3843, 57273), (7259, 30321), (7861, 27999), (9333, 23583), (10107, 21777), (11529, 19091)]