12650428

素因数分解:

$2^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1$

素因数の和:159

約数の個数: 72

約数和(自身を含む): 28089600

約数和(自身を除く): 15439172

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 43, 49, 76, 79, 86, 98, 133, 158, 172, 196, 266, 301, 316, 532, 553, 602, 817, 931, 1106, 1204, 1501, 1634, 1862, 2107, 2212, 3002, 3268, 3397, 3724, 3871, 4214, 5719, 6004, 6794, 7742, 8428, 10507, 11438, 13588, 15484, 21014, 22876, 23779, 40033, 42028, 47558, 64543, 73549, 80066, 95116, 129086, 147098, 160132, 166453, 258172, 294196, 332906, 451801, 665812, 903602, 1807204, 3162607, 6325214, 12650428]

約数ペア:

[(1, 12650428), (2, 6325214), (4, 3162607), (7, 1807204), (14, 903602), (19, 665812), (28, 451801), (38, 332906), (43, 294196), (49, 258172), (76, 166453), (79, 160132), (86, 147098), (98, 129086), (133, 95116), (158, 80066), (172, 73549), (196, 64543), (266, 47558), (301, 42028), (316, 40033), (532, 23779), (553, 22876), (602, 21014), (817, 15484), (931, 13588), (1106, 11438), (1204, 10507), (1501, 8428), (1634, 7742), (1862, 6794), (2107, 6004), (2212, 5719), (3002, 4214), (3268, 3871), (3397, 3724)]