15855294

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{409}}^1$

素因数の和:505

約数の個数: 64

約数和(自身を含む): 39674880

約数和(自身を除く): 23819586

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 71, 78, 91, 142, 182, 213, 273, 409, 426, 497, 546, 818, 923, 994, 1227, 1491, 1846, 2454, 2769, 2863, 2982, 5317, 5538, 5726, 6461, 8589, 10634, 12922, 15951, 17178, 19383, 29039, 31902, 37219, 38766, 58078, 74438, 87117, 111657, 174234, 203273, 223314, 377507, 406546, 609819, 755014, 1132521, 1219638, 2265042, 2642549, 5285098, 7927647, 15855294]

約数ペア:

[(1, 15855294), (2, 7927647), (3, 5285098), (6, 2642549), (7, 2265042), (13, 1219638), (14, 1132521), (21, 755014), (26, 609819), (39, 406546), (42, 377507), (71, 223314), (78, 203273), (91, 174234), (142, 111657), (182, 87117), (213, 74438), (273, 58078), (409, 38766), (426, 37219), (497, 31902), (546, 29039), (818, 19383), (923, 17178), (994, 15951), (1227, 12922), (1491, 10634), (1846, 8589), (2454, 6461), (2769, 5726), (2863, 5538), (2982, 5317)]