720360897

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{2503}}^1$

素因数の和:2669

約数の個数: 32

約数和(自身を含む): 1036535808

約数和(自身を除く): 316174911

約数列:

[1, 3, 23, 43, 69, 97, 129, 291, 989, 2231, 2503, 2967, 4171, 6693, 7509, 12513, 57569, 95933, 107629, 172707, 242791, 287799, 322887, 728373, 2475467, 5584193, 7426401, 10440013, 16752579, 31320039, 240120299, 720360897]

約数ペア:

[(1, 720360897), (3, 240120299), (23, 31320039), (43, 16752579), (69, 10440013), (97, 7426401), (129, 5584193), (291, 2475467), (989, 728373), (2231, 322887), (2503, 287799), (2967, 242791), (4171, 172707), (6693, 107629), (7509, 95933), (12513, 57569)]