31400985

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{877}}^1$

素因数の和:934

約数の個数: 64

約数和(自身を含む): 64733184

約数和(自身を除く): 33332199

約数列:

[1, 3, 5, 7, 11, 15, 21, 31, 33, 35, 55, 77, 93, 105, 155, 165, 217, 231, 341, 385, 465, 651, 877, 1023, 1085, 1155, 1705, 2387, 2631, 3255, 4385, 5115, 6139, 7161, 9647, 11935, 13155, 18417, 27187, 28941, 30695, 35805, 48235, 67529, 81561, 92085, 135935, 144705, 190309, 202587, 299057, 337645, 407805, 570927, 897171, 951545, 1012935, 1495285, 2093399, 2854635, 4485855, 6280197, 10466995, 31400985]

約数ペア:

[(1, 31400985), (3, 10466995), (5, 6280197), (7, 4485855), (11, 2854635), (15, 2093399), (21, 1495285), (31, 1012935), (33, 951545), (35, 897171), (55, 570927), (77, 407805), (93, 337645), (105, 299057), (155, 202587), (165, 190309), (217, 144705), (231, 135935), (341, 92085), (385, 81561), (465, 67529), (651, 48235), (877, 35805), (1023, 30695), (1085, 28941), (1155, 27187), (1705, 18417), (2387, 13155), (2631, 11935), (3255, 9647), (4385, 7161), (5115, 6139)]