8655894

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{521}}^1$

素因数の和:613

約数の個数: 48

約数和(自身を含む): 20520864

約数和(自身を除く): 11864970

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 71, 78, 117, 142, 213, 234, 426, 521, 639, 923, 1042, 1278, 1563, 1846, 2769, 3126, 4689, 5538, 6773, 8307, 9378, 13546, 16614, 20319, 36991, 40638, 60957, 73982, 110973, 121914, 221946, 332919, 480883, 665838, 961766, 1442649, 2885298, 4327947, 8655894]

約数ペア:

[(1, 8655894), (2, 4327947), (3, 2885298), (6, 1442649), (9, 961766), (13, 665838), (18, 480883), (26, 332919), (39, 221946), (71, 121914), (78, 110973), (117, 73982), (142, 60957), (213, 40638), (234, 36991), (426, 20319), (521, 16614), (639, 13546), (923, 9378), (1042, 8307), (1278, 6773), (1563, 5538), (1846, 4689), (2769, 3126)]