42121803

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1\times {\mathrm{191}}^1$

素因数の和:339

約数の個数: 32

約数和(自身を含む): 61378560

約数和(自身を除く): 19256757

約数列:

[1, 3, 19, 53, 57, 73, 159, 191, 219, 573, 1007, 1387, 3021, 3629, 3869, 4161, 10123, 10887, 11607, 13943, 30369, 41829, 73511, 192337, 220533, 264917, 577011, 738979, 794751, 2216937, 14040601, 42121803]

約数ペア:

[(1, 42121803), (3, 14040601), (19, 2216937), (53, 794751), (57, 738979), (73, 577011), (159, 264917), (191, 220533), (219, 192337), (573, 73511), (1007, 41829), (1387, 30369), (3021, 13943), (3629, 11607), (3869, 10887), (4161, 10123)]