888979377

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{337}}^1$

素因数の和:431

約数の個数: 72

約数和(自身を含む): 1447878432

約数和(自身を除く): 558899055

約数列:

[1, 3, 11, 13, 33, 39, 43, 121, 129, 143, 169, 337, 363, 429, 473, 507, 559, 1011, 1419, 1573, 1677, 1859, 3707, 4381, 4719, 5203, 5577, 6149, 7267, 11121, 13143, 14491, 15609, 18447, 20449, 21801, 40777, 43473, 48191, 56953, 61347, 67639, 79937, 122331, 144573, 159401, 170859, 188383, 202917, 239811, 478203, 530101, 565149, 626483, 879307, 1590303, 1753411, 1879449, 2072213, 2448979, 2637921, 5260233, 6216639, 6891313, 7346937, 20673939, 22794343, 26938769, 68383029, 80816307, 296326459, 888979377]

約数ペア:

[(1, 888979377), (3, 296326459), (11, 80816307), (13, 68383029), (33, 26938769), (39, 22794343), (43, 20673939), (121, 7346937), (129, 6891313), (143, 6216639), (169, 5260233), (337, 2637921), (363, 2448979), (429, 2072213), (473, 1879449), (507, 1753411), (559, 1590303), (1011, 879307), (1419, 626483), (1573, 565149), (1677, 530101), (1859, 478203), (3707, 239811), (4381, 202917), (4719, 188383), (5203, 170859), (5577, 159401), (6149, 144573), (7267, 122331), (11121, 79937), (13143, 67639), (14491, 61347), (15609, 56953), (18447, 48191), (20449, 43473), (21801, 40777)]