203718879

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{251}}^1\times {\mathrm{991}}^1$

素因数の和:1268

約数の個数: 48

約数和(自身を含む): 363976704

約数和(自身を除く): 160257825

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 251, 273, 753, 819, 991, 1757, 2259, 2973, 3263, 5271, 6937, 8919, 9789, 12883, 15813, 20811, 22841, 29367, 38649, 62433, 68523, 90181, 115947, 205569, 248741, 270543, 746223, 811629, 1741187, 2238669, 3233633, 5223561, 9700899, 15670683, 22635431, 29102697, 67906293, 203718879]

約数ペア:

[(1, 203718879), (3, 67906293), (7, 29102697), (9, 22635431), (13, 15670683), (21, 9700899), (39, 5223561), (63, 3233633), (91, 2238669), (117, 1741187), (251, 811629), (273, 746223), (753, 270543), (819, 248741), (991, 205569), (1757, 115947), (2259, 90181), (2973, 68523), (3263, 62433), (5271, 38649), (6937, 29367), (8919, 22841), (9789, 20811), (12883, 15813)]