1321788

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{229}}^1$

素因数の和:286

約数の個数: 48

約数和(自身を含む): 3426080

約数和(自身を除く): 2104292

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 37, 39, 52, 74, 78, 111, 148, 156, 222, 229, 444, 458, 481, 687, 916, 962, 1374, 1443, 1924, 2748, 2886, 2977, 5772, 5954, 8473, 8931, 11908, 16946, 17862, 25419, 33892, 35724, 50838, 101676, 110149, 220298, 330447, 440596, 660894, 1321788]

約数ペア:

[(1, 1321788), (2, 660894), (3, 440596), (4, 330447), (6, 220298), (12, 110149), (13, 101676), (26, 50838), (37, 35724), (39, 33892), (52, 25419), (74, 17862), (78, 16946), (111, 11908), (148, 8931), (156, 8473), (222, 5954), (229, 5772), (444, 2977), (458, 2886), (481, 2748), (687, 1924), (916, 1443), (962, 1374)]