131597145

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{2399}}^1$

素因数の和:2486

約数の個数: 48

約数和(自身を含む): 242611200

約数和(自身を除く): 111014055

約数列:

[1, 3, 5, 9, 15, 23, 45, 53, 69, 115, 159, 207, 265, 345, 477, 795, 1035, 1219, 2385, 2399, 3657, 6095, 7197, 10971, 11995, 18285, 21591, 35985, 54855, 55177, 107955, 127147, 165531, 275885, 381441, 496593, 635735, 827655, 1144323, 1907205, 2482965, 2924381, 5721615, 8773143, 14621905, 26319429, 43865715, 131597145]

約数ペア:

[(1, 131597145), (3, 43865715), (5, 26319429), (9, 14621905), (15, 8773143), (23, 5721615), (45, 2924381), (53, 2482965), (69, 1907205), (115, 1144323), (159, 827655), (207, 635735), (265, 496593), (345, 381441), (477, 275885), (795, 165531), (1035, 127147), (1219, 107955), (2385, 55177), (2399, 54855), (3657, 35985), (6095, 21591), (7197, 18285), (10971, 11995)]