128854636

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{229}}^1$

素因数の和:394

約数の個数: 48

約数和(自身を含む): 240186240

約数和(自身を除く): 111331604

約数列:

[1, 2, 4, 41, 47, 73, 82, 94, 146, 164, 188, 229, 292, 458, 916, 1927, 2993, 3431, 3854, 5986, 6862, 7708, 9389, 10763, 11972, 13724, 16717, 18778, 21526, 33434, 37556, 43052, 66868, 140671, 281342, 441283, 562684, 685397, 785699, 882566, 1370794, 1571398, 1765132, 2741588, 3142796, 32213659, 64427318, 128854636]

約数ペア:

[(1, 128854636), (2, 64427318), (4, 32213659), (41, 3142796), (47, 2741588), (73, 1765132), (82, 1571398), (94, 1370794), (146, 882566), (164, 785699), (188, 685397), (229, 562684), (292, 441283), (458, 281342), (916, 140671), (1927, 66868), (2993, 43052), (3431, 37556), (3854, 33434), (5986, 21526), (6862, 18778), (7708, 16717), (9389, 13724), (10763, 11972)]