4395555

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{97}}^1$

素因数の和:180

約数の個数: 48

約数和(自身を含む): 8255520

約数和(自身を除く): 3859965

約数列:

[1, 3, 5, 9, 15, 19, 45, 53, 57, 95, 97, 159, 171, 265, 285, 291, 477, 485, 795, 855, 873, 1007, 1455, 1843, 2385, 3021, 4365, 5035, 5141, 5529, 9063, 9215, 15105, 15423, 16587, 25705, 27645, 45315, 46269, 77115, 82935, 97679, 231345, 293037, 488395, 879111, 1465185, 4395555]

約数ペア:

[(1, 4395555), (3, 1465185), (5, 879111), (9, 488395), (15, 293037), (19, 231345), (45, 97679), (53, 82935), (57, 77115), (95, 46269), (97, 45315), (159, 27645), (171, 25705), (265, 16587), (285, 15423), (291, 15105), (477, 9215), (485, 9063), (795, 5529), (855, 5141), (873, 5035), (1007, 4365), (1455, 3021), (1843, 2385)]