378138817

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{127}}^1\times {\mathrm{367}}^1$

素因数の和:581

約数の個数: 32

約数和(自身を含む): 467271680

約数和(自身を除く): 89132863

約数列:

[1, 7, 19, 61, 127, 133, 367, 427, 889, 1159, 2413, 2569, 6973, 7747, 8113, 16891, 22387, 46609, 48811, 54229, 147193, 156709, 326263, 425353, 885571, 1030351, 2843149, 2977471, 6198997, 19902043, 54019831, 378138817]

約数ペア:

[(1, 378138817), (7, 54019831), (19, 19902043), (61, 6198997), (127, 2977471), (133, 2843149), (367, 1030351), (427, 885571), (889, 425353), (1159, 326263), (2413, 156709), (2569, 147193), (6973, 54229), (7747, 48811), (8113, 46609), (16891, 22387)]