2981706

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1$

素因数の和:195

約数の個数: 64

約数和(自身を含む): 7569408

約数和(自身を除く): 4587702

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 43, 78, 86, 91, 127, 129, 182, 254, 258, 273, 301, 381, 546, 559, 602, 762, 889, 903, 1118, 1651, 1677, 1778, 1806, 2667, 3302, 3354, 3913, 4953, 5334, 5461, 7826, 9906, 10922, 11557, 11739, 16383, 23114, 23478, 32766, 34671, 38227, 69342, 70993, 76454, 114681, 141986, 212979, 229362, 425958, 496951, 993902, 1490853, 2981706]

約数ペア:

[(1, 2981706), (2, 1490853), (3, 993902), (6, 496951), (7, 425958), (13, 229362), (14, 212979), (21, 141986), (26, 114681), (39, 76454), (42, 70993), (43, 69342), (78, 38227), (86, 34671), (91, 32766), (127, 23478), (129, 23114), (182, 16383), (254, 11739), (258, 11557), (273, 10922), (301, 9906), (381, 7826), (546, 5461), (559, 5334), (602, 4953), (762, 3913), (889, 3354), (903, 3302), (1118, 2667), (1651, 1806), (1677, 1778)]