201819555

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{22093}}^1$

素因数の和:22140

約数の個数: 48

約数和(自身を含む): 413599680

約数和(自身を除く): 211780125

約数列:

[1, 3, 5, 7, 9, 15, 21, 29, 35, 45, 63, 87, 105, 145, 203, 261, 315, 435, 609, 1015, 1305, 1827, 3045, 9135, 22093, 66279, 110465, 154651, 198837, 331395, 463953, 640697, 773255, 994185, 1391859, 1922091, 2319765, 3203485, 4484879, 5766273, 6959295, 9610455, 13454637, 22424395, 28831365, 40363911, 67273185, 201819555]

約数ペア:

[(1, 201819555), (3, 67273185), (5, 40363911), (7, 28831365), (9, 22424395), (15, 13454637), (21, 9610455), (29, 6959295), (35, 5766273), (45, 4484879), (63, 3203485), (87, 2319765), (105, 1922091), (145, 1391859), (203, 994185), (261, 773255), (315, 640697), (435, 463953), (609, 331395), (1015, 198837), (1305, 154651), (1827, 110465), (3045, 66279), (9135, 22093)]