77971684

素因数分解:

$2^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{179}}^1\times {\mathrm{331}}^1$

素因数の和:568

約数の個数: 48

約数和(自身を含む): 160634880

約数和(自身を除く): 82663196

約数列:

[1, 2, 4, 7, 14, 28, 47, 94, 179, 188, 329, 331, 358, 658, 662, 716, 1253, 1316, 1324, 2317, 2506, 4634, 5012, 8413, 9268, 15557, 16826, 31114, 33652, 58891, 59249, 62228, 108899, 117782, 118498, 217798, 235564, 236996, 414743, 435596, 829486, 1658972, 2784703, 5569406, 11138812, 19492921, 38985842, 77971684]

約数ペア:

[(1, 77971684), (2, 38985842), (4, 19492921), (7, 11138812), (14, 5569406), (28, 2784703), (47, 1658972), (94, 829486), (179, 435596), (188, 414743), (329, 236996), (331, 235564), (358, 217798), (658, 118498), (662, 117782), (716, 108899), (1253, 62228), (1316, 59249), (1324, 58891), (2317, 33652), (2506, 31114), (4634, 16826), (5012, 15557), (8413, 9268)]