27899885

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{29}}^1\times {\mathrm{41}}^1$

素因数の和:126

約数の個数: 48

約数和(自身を含む): 40325040

約数和(自身を除く): 12425155

約数列:

[1, 5, 13, 19, 29, 41, 65, 95, 145, 205, 247, 361, 377, 533, 551, 779, 1189, 1235, 1805, 1885, 2665, 2755, 3895, 4693, 5945, 7163, 10127, 10469, 14801, 15457, 22591, 23465, 35815, 50635, 52345, 74005, 77285, 112955, 136097, 192413, 293683, 429229, 680485, 962065, 1468415, 2146145, 5579977, 27899885]

約数ペア:

[(1, 27899885), (5, 5579977), (13, 2146145), (19, 1468415), (29, 962065), (41, 680485), (65, 429229), (95, 293683), (145, 192413), (205, 136097), (247, 112955), (361, 77285), (377, 74005), (533, 52345), (551, 50635), (779, 35815), (1189, 23465), (1235, 22591), (1805, 15457), (1885, 14801), (2665, 10469), (2755, 10127), (3895, 7163), (4693, 5945)]