133720215

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{4003}}^1$

素因数の和:4159

約数の個数: 32

約数和(自身を含む): 228324096

約数和(自身を除く): 94603881

約数列:

[1, 3, 5, 15, 17, 51, 85, 131, 255, 393, 655, 1965, 2227, 4003, 6681, 11135, 12009, 20015, 33405, 60045, 68051, 204153, 340255, 524393, 1020765, 1573179, 2621965, 7865895, 8914681, 26744043, 44573405, 133720215]

約数ペア:

[(1, 133720215), (3, 44573405), (5, 26744043), (15, 8914681), (17, 7865895), (51, 2621965), (85, 1573179), (131, 1020765), (255, 524393), (393, 340255), (655, 204153), (1965, 68051), (2227, 60045), (4003, 33405), (6681, 20015), (11135, 12009)]