1289462408

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{439}}^1\times {\mathrm{463}}^1$

素因数の和:982

約数の個数: 64

約数和(自身を含む): 2658163200

約数和(自身を除く): 1368700792

約数列:

[1, 2, 4, 8, 13, 26, 52, 61, 104, 122, 244, 439, 463, 488, 793, 878, 926, 1586, 1756, 1852, 3172, 3512, 3704, 5707, 6019, 6344, 11414, 12038, 22828, 24076, 26779, 28243, 45656, 48152, 53558, 56486, 107116, 112972, 203257, 214232, 225944, 348127, 367159, 406514, 696254, 734318, 813028, 1392508, 1468636, 1626056, 2642341, 2785016, 2937272, 5284682, 10569364, 12398677, 21138728, 24797354, 49594708, 99189416, 161182801, 322365602, 644731204, 1289462408]

約数ペア:

[(1, 1289462408), (2, 644731204), (4, 322365602), (8, 161182801), (13, 99189416), (26, 49594708), (52, 24797354), (61, 21138728), (104, 12398677), (122, 10569364), (244, 5284682), (439, 2937272), (463, 2785016), (488, 2642341), (793, 1626056), (878, 1468636), (926, 1392508), (1586, 813028), (1756, 734318), (1852, 696254), (3172, 406514), (3512, 367159), (3704, 348127), (5707, 225944), (6019, 214232), (6344, 203257), (11414, 112972), (12038, 107116), (22828, 56486), (24076, 53558), (26779, 48152), (28243, 45656)]