81639012

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{74761}}^1$

素因数の和:74788

約数の個数: 48

約数和(自身を含む): 234453632

約数和(自身を除く): 152814620

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 52, 78, 84, 91, 156, 182, 273, 364, 546, 1092, 74761, 149522, 224283, 299044, 448566, 523327, 897132, 971893, 1046654, 1569981, 1943786, 2093308, 2915679, 3139962, 3887572, 5831358, 6279924, 6803251, 11662716, 13606502, 20409753, 27213004, 40819506, 81639012]

約数ペア:

[(1, 81639012), (2, 40819506), (3, 27213004), (4, 20409753), (6, 13606502), (7, 11662716), (12, 6803251), (13, 6279924), (14, 5831358), (21, 3887572), (26, 3139962), (28, 2915679), (39, 2093308), (42, 1943786), (52, 1569981), (78, 1046654), (84, 971893), (91, 897132), (156, 523327), (182, 448566), (273, 299044), (364, 224283), (546, 149522), (1092, 74761)]