219873585

素因数分解:

$3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{103}}^1\times {\mathrm{2333}}^1$

素因数の和:2505

約数の個数: 32

約数和(自身を含む): 361191168

約数和(自身を除く): 141317583

約数列:

[1, 3, 5, 15, 61, 103, 183, 305, 309, 515, 915, 1545, 2333, 6283, 6999, 11665, 18849, 31415, 34995, 94245, 142313, 240299, 426939, 711565, 720897, 1201495, 2134695, 3604485, 14658239, 43974717, 73291195, 219873585]

約数ペア:

[(1, 219873585), (3, 73291195), (5, 43974717), (15, 14658239), (61, 3604485), (103, 2134695), (183, 1201495), (305, 720897), (309, 711565), (515, 426939), (915, 240299), (1545, 142313), (2333, 94245), (6283, 34995), (6999, 31415), (11665, 18849)]