209546777

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{151}}^1\times {\mathrm{181}}^1$

素因数の和:401

約数の個数: 32

約数和(自身を含む): 250967808

約数和(自身を除く): 41421031

約数列:

[1, 11, 17, 41, 151, 181, 187, 451, 697, 1661, 1991, 2567, 3077, 6191, 7421, 7667, 27331, 28237, 33847, 68101, 81631, 105247, 126157, 300641, 464627, 1120571, 1157717, 1387727, 5110897, 12326281, 19049707, 209546777]

約数ペア:

[(1, 209546777), (11, 19049707), (17, 12326281), (41, 5110897), (151, 1387727), (181, 1157717), (187, 1120571), (451, 464627), (697, 300641), (1661, 126157), (1991, 105247), (2567, 81631), (3077, 68101), (6191, 33847), (7421, 28237), (7667, 27331)]