31327725

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1$

素因数の和:187

約数の個数: 96

約数和(自身を含む): 63995904

約数和(自身を除く): 32668179

約数列:

[1, 3, 5, 11, 13, 15, 23, 25, 33, 39, 55, 65, 69, 75, 115, 127, 143, 165, 195, 253, 275, 299, 325, 345, 381, 429, 575, 635, 715, 759, 825, 897, 975, 1265, 1397, 1495, 1651, 1725, 1905, 2145, 2921, 3175, 3289, 3575, 3795, 4191, 4485, 4953, 6325, 6985, 7475, 8255, 8763, 9525, 9867, 10725, 14605, 16445, 18161, 18975, 20955, 22425, 24765, 32131, 34925, 37973, 41275, 43815, 49335, 54483, 73025, 82225, 90805, 96393, 104775, 113919, 123825, 160655, 189865, 219075, 246675, 272415, 417703, 454025, 481965, 569595, 803275, 949325, 1253109, 1362075, 2088515, 2409825, 2847975, 6265545, 10442575, 31327725]

約数ペア:

[(1, 31327725), (3, 10442575), (5, 6265545), (11, 2847975), (13, 2409825), (15, 2088515), (23, 1362075), (25, 1253109), (33, 949325), (39, 803275), (55, 569595), (65, 481965), (69, 454025), (75, 417703), (115, 272415), (127, 246675), (143, 219075), (165, 189865), (195, 160655), (253, 123825), (275, 113919), (299, 104775), (325, 96393), (345, 90805), (381, 82225), (429, 73025), (575, 54483), (635, 49335), (715, 43815), (759, 41275), (825, 37973), (897, 34925), (975, 32131), (1265, 24765), (1397, 22425), (1495, 20955), (1651, 18975), (1725, 18161), (1905, 16445), (2145, 14605), (2921, 10725), (3175, 9867), (3289, 9525), (3575, 8763), (3795, 8255), (4191, 7475), (4485, 6985), (4953, 6325)]