128973664252

素因数分解:

$2^2\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{439}}^1\times {\mathrm{21407}}^1$

素因数の和:21970

約数の個数: 48

約数和(自身を含む): 234206945280

約数和(自身を除く): 105233281028

約数列:

[1, 2, 4, 47, 73, 94, 146, 188, 292, 439, 878, 1756, 3431, 6862, 13724, 20633, 21407, 32047, 41266, 42814, 64094, 82532, 85628, 128188, 1006129, 1506209, 1562711, 2012258, 3012418, 3125422, 4024516, 6024836, 6250844, 9397673, 18795346, 37590692, 73447417, 146894834, 293789668, 441690631, 686030129, 883381262, 1372060258, 1766762524, 2744120516, 32243416063, 64486832126, 128973664252]

約数ペア:

[(1, 128973664252), (2, 64486832126), (4, 32243416063), (47, 2744120516), (73, 1766762524), (94, 1372060258), (146, 883381262), (188, 686030129), (292, 441690631), (439, 293789668), (878, 146894834), (1756, 73447417), (3431, 37590692), (6862, 18795346), (13724, 9397673), (20633, 6250844), (21407, 6024836), (32047, 4024516), (41266, 3125422), (42814, 3012418), (64094, 2012258), (82532, 1562711), (85628, 1506209), (128188, 1006129)]