86721345

素因数分解:

$3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{131}}^1\times {\mathrm{313}}^1$

素因数の和:502

約数の個数: 48

約数和(自身を含む): 155181312

約数和(自身を除く): 68459967

約数列:

[1, 3, 5, 9, 15, 45, 47, 131, 141, 235, 313, 393, 423, 655, 705, 939, 1179, 1565, 1965, 2115, 2817, 4695, 5895, 6157, 14085, 14711, 18471, 30785, 41003, 44133, 55413, 73555, 92355, 123009, 132399, 205015, 220665, 277065, 369027, 615045, 661995, 1845135, 1927141, 5781423, 9635705, 17344269, 28907115, 86721345]

約数ペア:

[(1, 86721345), (3, 28907115), (5, 17344269), (9, 9635705), (15, 5781423), (45, 1927141), (47, 1845135), (131, 661995), (141, 615045), (235, 369027), (313, 277065), (393, 220665), (423, 205015), (655, 132399), (705, 123009), (939, 92355), (1179, 73555), (1565, 55413), (1965, 44133), (2115, 41003), (2817, 30785), (4695, 18471), (5895, 14711), (6157, 14085)]