222455545

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{41}}^1\times {\mathrm{6421}}^1$

素因数の和:6493

約数の個数: 24

約数和(自身を含む): 296156952

約数和(自身を除く): 73701407

約数列:

[1, 5, 13, 41, 65, 169, 205, 533, 845, 2665, 6421, 6929, 32105, 34645, 83473, 263261, 417365, 1085149, 1316305, 3422393, 5425745, 17111965, 44491109, 222455545]

約数ペア:

[(1, 222455545), (5, 44491109), (13, 17111965), (41, 5425745), (65, 3422393), (169, 1316305), (205, 1085149), (533, 417365), (845, 263261), (2665, 83473), (6421, 34645), (6929, 32105)]