212619795

素因数分解:

$3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{181}}^1\times {\mathrm{1103}}^1$

素因数の和:1363

約数の個数: 32

約数和(自身を含む): 347203584

約数和(自身を除く): 134583789

約数列:

[1, 3, 5, 15, 71, 181, 213, 355, 543, 905, 1065, 1103, 2715, 3309, 5515, 12851, 16545, 38553, 64255, 78313, 192765, 199643, 234939, 391565, 598929, 998215, 1174695, 2994645, 14174653, 42523959, 70873265, 212619795]

約数ペア:

[(1, 212619795), (3, 70873265), (5, 42523959), (15, 14174653), (71, 2994645), (181, 1174695), (213, 998215), (355, 598929), (543, 391565), (905, 234939), (1065, 199643), (1103, 192765), (2715, 78313), (3309, 64255), (5515, 38553), (12851, 16545)]