31070655

素因数分解:

$3^3\times 5^1\times 7^3\times {\mathrm{11}}^1\times {\mathrm{61}}^1$

素因数の和:107

約数の個数: 128

約数和(自身を含む): 71424000

約数和(自身を除く): 40353345

約数列:

[1, 3, 5, 7, 9, 11, 15, 21, 27, 33, 35, 45, 49, 55, 61, 63, 77, 99, 105, 135, 147, 165, 183, 189, 231, 245, 297, 305, 315, 343, 385, 427, 441, 495, 539, 549, 671, 693, 735, 915, 945, 1029, 1155, 1281, 1323, 1485, 1617, 1647, 1715, 2013, 2079, 2135, 2205, 2695, 2745, 2989, 3087, 3355, 3465, 3773, 3843, 4697, 4851, 5145, 6039, 6405, 6615, 8085, 8235, 8967, 9261, 10065, 10395, 11319, 11529, 14091, 14553, 14945, 15435, 18117, 18865, 19215, 20923, 23485, 24255, 26901, 30195, 32879, 33957, 42273, 44835, 46305, 56595, 57645, 62769, 70455, 72765, 80703, 90585, 98637, 101871, 104615, 126819, 134505, 164395, 169785, 188307, 211365, 230153, 295911, 313845, 403515, 493185, 509355, 564921, 634095, 690459, 887733, 941535, 1150765, 1479555, 2071377, 2824605, 3452295, 4438665, 6214131, 10356885, 31070655]

約数ペア:

[(1, 31070655), (3, 10356885), (5, 6214131), (7, 4438665), (9, 3452295), (11, 2824605), (15, 2071377), (21, 1479555), (27, 1150765), (33, 941535), (35, 887733), (45, 690459), (49, 634095), (55, 564921), (61, 509355), (63, 493185), (77, 403515), (99, 313845), (105, 295911), (135, 230153), (147, 211365), (165, 188307), (183, 169785), (189, 164395), (231, 134505), (245, 126819), (297, 104615), (305, 101871), (315, 98637), (343, 90585), (385, 80703), (427, 72765), (441, 70455), (495, 62769), (539, 57645), (549, 56595), (671, 46305), (693, 44835), (735, 42273), (915, 33957), (945, 32879), (1029, 30195), (1155, 26901), (1281, 24255), (1323, 23485), (1485, 20923), (1617, 19215), (1647, 18865), (1715, 18117), (2013, 15435), (2079, 14945), (2135, 14553), (2205, 14091), (2695, 11529), (2745, 11319), (2989, 10395), (3087, 10065), (3355, 9261), (3465, 8967), (3773, 8235), (3843, 8085), (4697, 6615), (4851, 6405), (5145, 6039)]