209158612

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{6829}}^1$

素因数の和:6896

約数の個数: 48

約数和(自身を含む): 428377600

約数和(自身を除く): 219218988

約数列:

[1, 2, 4, 13, 19, 26, 31, 38, 52, 62, 76, 124, 247, 403, 494, 589, 806, 988, 1178, 1612, 2356, 6829, 7657, 13658, 15314, 27316, 30628, 88777, 129751, 177554, 211699, 259502, 355108, 423398, 519004, 846796, 1686763, 2752087, 3373526, 4022281, 5504174, 6747052, 8044562, 11008348, 16089124, 52289653, 104579306, 209158612]

約数ペア:

[(1, 209158612), (2, 104579306), (4, 52289653), (13, 16089124), (19, 11008348), (26, 8044562), (31, 6747052), (38, 5504174), (52, 4022281), (62, 3373526), (76, 2752087), (124, 1686763), (247, 846796), (403, 519004), (494, 423398), (589, 355108), (806, 259502), (988, 211699), (1178, 177554), (1612, 129751), (2356, 88777), (6829, 30628), (7657, 27316), (13658, 15314)]