87211476

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^2\times {\mathrm{20021}}^1$

素因数の和:20053

約数の個数: 54

約数和(自身を含む): 242326266

約数和(自身を除く): 155114790

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 121, 132, 198, 242, 363, 396, 484, 726, 1089, 1452, 2178, 4356, 20021, 40042, 60063, 80084, 120126, 180189, 220231, 240252, 360378, 440462, 660693, 720756, 880924, 1321386, 1982079, 2422541, 2642772, 3964158, 4845082, 7267623, 7928316, 9690164, 14535246, 21802869, 29070492, 43605738, 87211476]

約数ペア:

[(1, 87211476), (2, 43605738), (3, 29070492), (4, 21802869), (6, 14535246), (9, 9690164), (11, 7928316), (12, 7267623), (18, 4845082), (22, 3964158), (33, 2642772), (36, 2422541), (44, 1982079), (66, 1321386), (99, 880924), (121, 720756), (132, 660693), (198, 440462), (242, 360378), (363, 240252), (396, 220231), (484, 180189), (726, 120126), (1089, 80084), (1452, 60063), (2178, 40042), (4356, 20021)]