12991902

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{461}}^1$

素因数の和:545

約数の個数: 64

約数和(自身を含む): 32997888

約数和(自身を除く): 20005986

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 61, 66, 77, 122, 154, 183, 231, 366, 427, 461, 462, 671, 854, 922, 1281, 1342, 1383, 2013, 2562, 2766, 3227, 4026, 4697, 5071, 6454, 9394, 9681, 10142, 14091, 15213, 19362, 28121, 28182, 30426, 35497, 56242, 70994, 84363, 106491, 168726, 196847, 212982, 309331, 393694, 590541, 618662, 927993, 1181082, 1855986, 2165317, 4330634, 6495951, 12991902]

約数ペア:

[(1, 12991902), (2, 6495951), (3, 4330634), (6, 2165317), (7, 1855986), (11, 1181082), (14, 927993), (21, 618662), (22, 590541), (33, 393694), (42, 309331), (61, 212982), (66, 196847), (77, 168726), (122, 106491), (154, 84363), (183, 70994), (231, 56242), (366, 35497), (427, 30426), (461, 28182), (462, 28121), (671, 19362), (854, 15213), (922, 14091), (1281, 10142), (1342, 9681), (1383, 9394), (2013, 6454), (2562, 5071), (2766, 4697), (3227, 4026)]