407784

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{1307}}^1$

素因数の和:1329

約数の個数: 32

約数和(自身を含む): 1098720

約数和(自身を除く): 690936

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 1307, 2614, 3921, 5228, 7842, 10456, 15684, 16991, 31368, 33982, 50973, 67964, 101946, 135928, 203892, 407784]

約数ペア:

[(1, 407784), (2, 203892), (3, 135928), (4, 101946), (6, 67964), (8, 50973), (12, 33982), (13, 31368), (24, 16991), (26, 15684), (39, 10456), (52, 7842), (78, 5228), (104, 3921), (156, 2614), (312, 1307)]