64620556

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{16139}}^1$

素因数の和:16174

約数の個数: 48

約数和(自身を含む): 151845120

約数和(自身を除く): 87224564

約数列:

[1, 2, 4, 7, 11, 13, 14, 22, 26, 28, 44, 52, 77, 91, 143, 154, 182, 286, 308, 364, 572, 1001, 2002, 4004, 16139, 32278, 64556, 112973, 177529, 209807, 225946, 355058, 419614, 451892, 710116, 839228, 1242703, 1468649, 2307877, 2485406, 2937298, 4615754, 4970812, 5874596, 9231508, 16155139, 32310278, 64620556]

約数ペア:

[(1, 64620556), (2, 32310278), (4, 16155139), (7, 9231508), (11, 5874596), (13, 4970812), (14, 4615754), (22, 2937298), (26, 2485406), (28, 2307877), (44, 1468649), (52, 1242703), (77, 839228), (91, 710116), (143, 451892), (154, 419614), (182, 355058), (286, 225946), (308, 209807), (364, 177529), (572, 112973), (1001, 64556), (2002, 32278), (4004, 16139)]