1213518195

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{15761}}^1$

素因数の和:15860

約数の個数: 48

約数和(自身を含む): 2212984800

約数和(自身を除く): 999466605

約数列:

[1, 3, 5, 9, 15, 29, 45, 59, 87, 145, 177, 261, 295, 435, 531, 885, 1305, 1711, 2655, 5133, 8555, 15399, 15761, 25665, 47283, 76995, 78805, 141849, 236415, 457069, 709245, 929899, 1371207, 2285345, 2789697, 4113621, 4649495, 6856035, 8369091, 13948485, 20568105, 26967071, 41845455, 80901213, 134835355, 242703639, 404506065, 1213518195]

約数ペア:

[(1, 1213518195), (3, 404506065), (5, 242703639), (9, 134835355), (15, 80901213), (29, 41845455), (45, 26967071), (59, 20568105), (87, 13948485), (145, 8369091), (177, 6856035), (261, 4649495), (295, 4113621), (435, 2789697), (531, 2285345), (885, 1371207), (1305, 929899), (1711, 709245), (2655, 457069), (5133, 236415), (8555, 141849), (15399, 78805), (15761, 76995), (25665, 47283)]