13481433

素因数分解:

$3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{157}}^1$

素因数の和:246

約数の個数: 48

約数和(自身を含む): 23662080

約数和(自身を除く): 10180647

約数列:

[1, 3, 7, 9, 21, 29, 47, 63, 87, 141, 157, 203, 261, 329, 423, 471, 609, 987, 1099, 1363, 1413, 1827, 2961, 3297, 4089, 4553, 7379, 9541, 9891, 12267, 13659, 22137, 28623, 31871, 40977, 51653, 66411, 85869, 95613, 154959, 213991, 286839, 464877, 641973, 1497937, 1925919, 4493811, 13481433]

約数ペア:

[(1, 13481433), (3, 4493811), (7, 1925919), (9, 1497937), (21, 641973), (29, 464877), (47, 286839), (63, 213991), (87, 154959), (141, 95613), (157, 85869), (203, 66411), (261, 51653), (329, 40977), (423, 31871), (471, 28623), (609, 22137), (987, 13659), (1099, 12267), (1363, 9891), (1413, 9541), (1827, 7379), (2961, 4553), (3297, 4089)]