81085732

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{331}}^1\times {\mathrm{673}}^1$

素因数の和:1028

約数の個数: 48

約数和(自身を含む): 175434112

約数和(自身を除く): 94348380

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 331, 364, 662, 673, 1324, 1346, 2317, 2692, 4303, 4634, 4711, 8606, 8749, 9268, 9422, 17212, 17498, 18844, 30121, 34996, 60242, 61243, 120484, 122486, 222763, 244972, 445526, 891052, 1559341, 2895919, 3118682, 5791838, 6237364, 11583676, 20271433, 40542866, 81085732]

約数ペア:

[(1, 81085732), (2, 40542866), (4, 20271433), (7, 11583676), (13, 6237364), (14, 5791838), (26, 3118682), (28, 2895919), (52, 1559341), (91, 891052), (182, 445526), (331, 244972), (364, 222763), (662, 122486), (673, 120484), (1324, 61243), (1346, 60242), (2317, 34996), (2692, 30121), (4303, 18844), (4634, 17498), (4711, 17212), (8606, 9422), (8749, 9268)]