27935505

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^2$

素因数の和:147

約数の個数: 72

約数和(自身を含む): 56275128

約数和(自身を除く): 28339623

約数列:

[1, 3, 5, 9, 13, 15, 17, 39, 45, 51, 53, 65, 85, 117, 153, 159, 195, 221, 255, 265, 477, 585, 663, 689, 765, 795, 901, 1105, 1989, 2067, 2385, 2703, 2809, 3315, 3445, 4505, 6201, 8109, 8427, 9945, 10335, 11713, 13515, 14045, 25281, 31005, 35139, 36517, 40545, 42135, 47753, 58565, 105417, 109551, 126405, 143259, 175695, 182585, 238765, 328653, 429777, 527085, 547755, 620789, 716295, 1643265, 1862367, 2148885, 3103945, 5587101, 9311835, 27935505]

約数ペア:

[(1, 27935505), (3, 9311835), (5, 5587101), (9, 3103945), (13, 2148885), (15, 1862367), (17, 1643265), (39, 716295), (45, 620789), (51, 547755), (53, 527085), (65, 429777), (85, 328653), (117, 238765), (153, 182585), (159, 175695), (195, 143259), (221, 126405), (255, 109551), (265, 105417), (477, 58565), (585, 47753), (663, 42135), (689, 40545), (765, 36517), (795, 35139), (901, 31005), (1105, 25281), (1989, 14045), (2067, 13515), (2385, 11713), (2703, 10335), (2809, 9945), (3315, 8427), (3445, 8109), (4505, 6201)]