18496425

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{163}}^1$

素因数の和:282

約数の個数: 48

約数和(自身を含む): 32944320

約数和(自身を除く): 14447895

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 89, 163, 255, 267, 425, 445, 489, 815, 1275, 1335, 1513, 2225, 2445, 2771, 4075, 4539, 6675, 7565, 8313, 12225, 13855, 14507, 22695, 37825, 41565, 43521, 69275, 72535, 113475, 207825, 217605, 246619, 362675, 739857, 1088025, 1233095, 3699285, 6165475, 18496425]

約数ペア:

[(1, 18496425), (3, 6165475), (5, 3699285), (15, 1233095), (17, 1088025), (25, 739857), (51, 362675), (75, 246619), (85, 217605), (89, 207825), (163, 113475), (255, 72535), (267, 69275), (425, 43521), (445, 41565), (489, 37825), (815, 22695), (1275, 14507), (1335, 13855), (1513, 12225), (2225, 8313), (2445, 7565), (2771, 6675), (4075, 4539)]