51391335

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{103}}^1$

素因数の和:208

約数の個数: 64

約数和(自身を含む): 91054080

約数和(自身を除く): 39662745

約数列:

[1, 3, 5, 15, 29, 31, 37, 87, 93, 103, 111, 145, 155, 185, 309, 435, 465, 515, 555, 899, 1073, 1147, 1545, 2697, 2987, 3193, 3219, 3441, 3811, 4495, 5365, 5735, 8961, 9579, 11433, 13485, 14935, 15965, 16095, 17205, 19055, 33263, 44805, 47895, 57165, 92597, 99789, 110519, 118141, 166315, 277791, 331557, 354423, 462985, 498945, 552595, 590705, 1388955, 1657785, 1772115, 3426089, 10278267, 17130445, 51391335]

約数ペア:

[(1, 51391335), (3, 17130445), (5, 10278267), (15, 3426089), (29, 1772115), (31, 1657785), (37, 1388955), (87, 590705), (93, 552595), (103, 498945), (111, 462985), (145, 354423), (155, 331557), (185, 277791), (309, 166315), (435, 118141), (465, 110519), (515, 99789), (555, 92597), (899, 57165), (1073, 47895), (1147, 44805), (1545, 33263), (2697, 19055), (2987, 17205), (3193, 16095), (3219, 15965), (3441, 14935), (3811, 13485), (4495, 11433), (5365, 9579), (5735, 8961)]