81441864

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{161591}}^1$

素因数の和:161610

約数の個数: 48

約数和(自身を含む): 252083520

約数和(自身を除く): 170641656

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 168, 252, 504, 161591, 323182, 484773, 646364, 969546, 1131137, 1292728, 1454319, 1939092, 2262274, 2908638, 3393411, 3878184, 4524548, 5817276, 6786822, 9049096, 10180233, 11634552, 13573644, 20360466, 27147288, 40720932, 81441864]

約数ペア:

[(1, 81441864), (2, 40720932), (3, 27147288), (4, 20360466), (6, 13573644), (7, 11634552), (8, 10180233), (9, 9049096), (12, 6786822), (14, 5817276), (18, 4524548), (21, 3878184), (24, 3393411), (28, 2908638), (36, 2262274), (42, 1939092), (56, 1454319), (63, 1292728), (72, 1131137), (84, 969546), (126, 646364), (168, 484773), (252, 323182), (504, 161591)]