13781908

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{251}}^1$

素因数の和:352

約数の個数: 48

約数和(自身を含む): 28957824

約数和(自身を除く): 15175916

約数列:

[1, 2, 4, 7, 14, 28, 37, 53, 74, 106, 148, 212, 251, 259, 371, 502, 518, 742, 1004, 1036, 1484, 1757, 1961, 3514, 3922, 7028, 7844, 9287, 13303, 13727, 18574, 26606, 27454, 37148, 53212, 54908, 65009, 93121, 130018, 186242, 260036, 372484, 492211, 984422, 1968844, 3445477, 6890954, 13781908]

約数ペア:

[(1, 13781908), (2, 6890954), (4, 3445477), (7, 1968844), (14, 984422), (28, 492211), (37, 372484), (53, 260036), (74, 186242), (106, 130018), (148, 93121), (212, 65009), (251, 54908), (259, 53212), (371, 37148), (502, 27454), (518, 26606), (742, 18574), (1004, 13727), (1036, 13303), (1484, 9287), (1757, 7844), (1961, 7028), (3514, 3922)]