201531465

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{1979}}^1$

素因数の和:2094

約数の個数: 48

約数和(自身を含む): 365713920

約数和(自身を除く): 164182455

約数列:

[1, 3, 5, 9, 15, 31, 45, 73, 93, 155, 219, 279, 365, 465, 657, 1095, 1395, 1979, 2263, 3285, 5937, 6789, 9895, 11315, 17811, 20367, 29685, 33945, 61349, 89055, 101835, 144467, 184047, 306745, 433401, 552141, 722335, 920235, 1300203, 2167005, 2760705, 4478477, 6501015, 13435431, 22392385, 40306293, 67177155, 201531465]

約数ペア:

[(1, 201531465), (3, 67177155), (5, 40306293), (9, 22392385), (15, 13435431), (31, 6501015), (45, 4478477), (73, 2760705), (93, 2167005), (155, 1300203), (219, 920235), (279, 722335), (365, 552141), (465, 433401), (657, 306745), (1095, 184047), (1395, 144467), (1979, 101835), (2263, 89055), (3285, 61349), (5937, 33945), (6789, 29685), (9895, 20367), (11315, 17811)]