17217928

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{353}}^1$

素因数の和:446

約数の個数: 64

約数和(自身を含む): 40440960

約数和(自身を除く): 23223032

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 67, 91, 104, 134, 182, 268, 353, 364, 469, 536, 706, 728, 871, 938, 1412, 1742, 1876, 2471, 2824, 3484, 3752, 4589, 4942, 6097, 6968, 9178, 9884, 12194, 18356, 19768, 23651, 24388, 32123, 36712, 47302, 48776, 64246, 94604, 128492, 165557, 189208, 256984, 307463, 331114, 614926, 662228, 1229852, 1324456, 2152241, 2459704, 4304482, 8608964, 17217928]

約数ペア:

[(1, 17217928), (2, 8608964), (4, 4304482), (7, 2459704), (8, 2152241), (13, 1324456), (14, 1229852), (26, 662228), (28, 614926), (52, 331114), (56, 307463), (67, 256984), (91, 189208), (104, 165557), (134, 128492), (182, 94604), (268, 64246), (353, 48776), (364, 47302), (469, 36712), (536, 32123), (706, 24388), (728, 23651), (871, 19768), (938, 18356), (1412, 12194), (1742, 9884), (1876, 9178), (2471, 6968), (2824, 6097), (3484, 4942), (3752, 4589)]