289499091

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{263}}^1$

素因数の和:392

約数の個数: 64

約数和(自身を含む): 481738752

約数和(自身を除く): 192239661

約数列:

[1, 3, 7, 21, 23, 43, 53, 69, 129, 159, 161, 263, 301, 371, 483, 789, 903, 989, 1113, 1219, 1841, 2279, 2967, 3657, 5523, 6049, 6837, 6923, 8533, 11309, 13939, 15953, 18147, 20769, 25599, 33927, 41817, 42343, 47859, 52417, 79163, 97573, 127029, 157251, 237489, 260107, 292719, 320597, 366919, 599377, 780321, 961791, 1100757, 1798131, 1820749, 2244179, 4195639, 5462247, 6732537, 12586917, 13785671, 41357013, 96499697, 289499091]

約数ペア:

[(1, 289499091), (3, 96499697), (7, 41357013), (21, 13785671), (23, 12586917), (43, 6732537), (53, 5462247), (69, 4195639), (129, 2244179), (159, 1820749), (161, 1798131), (263, 1100757), (301, 961791), (371, 780321), (483, 599377), (789, 366919), (903, 320597), (989, 292719), (1113, 260107), (1219, 237489), (1841, 157251), (2279, 127029), (2967, 97573), (3657, 79163), (5523, 52417), (6049, 47859), (6837, 42343), (6923, 41817), (8533, 33927), (11309, 25599), (13939, 20769), (15953, 18147)]