71205561

素因数分解:

$3^5\times 7^1\times {\mathrm{41}}^1\times {\mathrm{1021}}^1$

素因数の和:1084

約数の個数: 48

約数和(自身を含む): 124994688

約数和(自身を除く): 53789127

約数列:

[1, 3, 7, 9, 21, 27, 41, 63, 81, 123, 189, 243, 287, 369, 567, 861, 1021, 1107, 1701, 2583, 3063, 3321, 7147, 7749, 9189, 9963, 21441, 23247, 27567, 41861, 64323, 69741, 82701, 125583, 192969, 248103, 293027, 376749, 578907, 879081, 1130247, 1736721, 2637243, 3390741, 7911729, 10172223, 23735187, 71205561]

約数ペア:

[(1, 71205561), (3, 23735187), (7, 10172223), (9, 7911729), (21, 3390741), (27, 2637243), (41, 1736721), (63, 1130247), (81, 879081), (123, 578907), (189, 376749), (243, 293027), (287, 248103), (369, 192969), (567, 125583), (861, 82701), (1021, 69741), (1107, 64323), (1701, 41861), (2583, 27567), (3063, 23247), (3321, 21441), (7147, 9963), (7749, 9189)]