889217901

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{401}}^1\times {\mathrm{1723}}^1$

素因数の和:2154

約数の個数: 48

約数和(自身を含む): 1513616832

約数和(自身を除く): 624398931

約数列:

[1, 3, 9, 11, 13, 33, 39, 99, 117, 143, 401, 429, 1203, 1287, 1723, 3609, 4411, 5169, 5213, 13233, 15507, 15639, 18953, 22399, 39699, 46917, 56859, 57343, 67197, 170577, 172029, 201591, 246389, 516087, 690923, 739167, 2072769, 2217501, 6218307, 7600153, 8981999, 22800459, 26945997, 68401377, 80837991, 98801989, 296405967, 889217901]

約数ペア:

[(1, 889217901), (3, 296405967), (9, 98801989), (11, 80837991), (13, 68401377), (33, 26945997), (39, 22800459), (99, 8981999), (117, 7600153), (143, 6218307), (401, 2217501), (429, 2072769), (1203, 739167), (1287, 690923), (1723, 516087), (3609, 246389), (4411, 201591), (5169, 172029), (5213, 170577), (13233, 67197), (15507, 57343), (15639, 56859), (18953, 46917), (22399, 39699)]