65455551

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{367}}^1$

素因数の和:548

約数の個数: 48

約数和(自身を含む): 114816000

約数和(自身を除く): 49360449

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 149, 171, 367, 399, 447, 1043, 1101, 1197, 1341, 2569, 2831, 3129, 3303, 6973, 7707, 8493, 9387, 19817, 20919, 23121, 25479, 48811, 54683, 59451, 62757, 146433, 164049, 178353, 382781, 439299, 492147, 1038977, 1148343, 3116931, 3445029, 7272839, 9350793, 21818517, 65455551]

約数ペア:

[(1, 65455551), (3, 21818517), (7, 9350793), (9, 7272839), (19, 3445029), (21, 3116931), (57, 1148343), (63, 1038977), (133, 492147), (149, 439299), (171, 382781), (367, 178353), (399, 164049), (447, 146433), (1043, 62757), (1101, 59451), (1197, 54683), (1341, 48811), (2569, 25479), (2831, 23121), (3129, 20919), (3303, 19817), (6973, 9387), (7707, 8493)]