18249075

素因数分解:

$3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{367}}^1$

素因数の和:413

約数の個数: 72

約数和(自身を含む): 37372608

約数和(自身を除く): 19123533

約数列:

[1, 3, 5, 9, 13, 15, 17, 25, 39, 45, 51, 65, 75, 85, 117, 153, 195, 221, 225, 255, 325, 367, 425, 585, 663, 765, 975, 1101, 1105, 1275, 1835, 1989, 2925, 3303, 3315, 3825, 4771, 5505, 5525, 6239, 9175, 9945, 14313, 16515, 16575, 18717, 23855, 27525, 31195, 42939, 49725, 56151, 71565, 81107, 82575, 93585, 119275, 155975, 214695, 243321, 280755, 357825, 405535, 467925, 729963, 1073475, 1216605, 1403775, 2027675, 3649815, 6083025, 18249075]

約数ペア:

[(1, 18249075), (3, 6083025), (5, 3649815), (9, 2027675), (13, 1403775), (15, 1216605), (17, 1073475), (25, 729963), (39, 467925), (45, 405535), (51, 357825), (65, 280755), (75, 243321), (85, 214695), (117, 155975), (153, 119275), (195, 93585), (221, 82575), (225, 81107), (255, 71565), (325, 56151), (367, 49725), (425, 42939), (585, 31195), (663, 27525), (765, 23855), (975, 18717), (1101, 16575), (1105, 16515), (1275, 14313), (1835, 9945), (1989, 9175), (2925, 6239), (3303, 5525), (3315, 5505), (3825, 4771)]