785772819

素因数分解:

$3^5\times {\mathrm{13}}^1\times {\mathrm{251}}^1\times {\mathrm{991}}^1$

素因数の和:1270

約数の個数: 48

約数和(自身を含む): 1273918464

約数和(自身を除く): 488145645

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 243, 251, 351, 753, 991, 1053, 2259, 2973, 3159, 3263, 6777, 8919, 9789, 12883, 20331, 26757, 29367, 38649, 60993, 80271, 88101, 115947, 240813, 248741, 264303, 347841, 746223, 792909, 1043523, 2238669, 3130569, 3233633, 6716007, 9700899, 20148021, 29102697, 60444063, 87308091, 261924273, 785772819]

約数ペア:

[(1, 785772819), (3, 261924273), (9, 87308091), (13, 60444063), (27, 29102697), (39, 20148021), (81, 9700899), (117, 6716007), (243, 3233633), (251, 3130569), (351, 2238669), (753, 1043523), (991, 792909), (1053, 746223), (2259, 347841), (2973, 264303), (3159, 248741), (3263, 240813), (6777, 115947), (8919, 88101), (9789, 80271), (12883, 60993), (20331, 38649), (26757, 29367)]