290499144

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{931087}}^1$

素因数の和:931109

約数の個数: 32

約数和(自身を含む): 782113920

約数和(自身を除く): 491614776

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 931087, 1862174, 2793261, 3724348, 5586522, 7448696, 11173044, 12104131, 22346088, 24208262, 36312393, 48416524, 72624786, 96833048, 145249572, 290499144]

約数ペア:

[(1, 290499144), (2, 145249572), (3, 96833048), (4, 72624786), (6, 48416524), (8, 36312393), (12, 24208262), (13, 22346088), (24, 12104131), (26, 11173044), (39, 7448696), (52, 5586522), (78, 3724348), (104, 2793261), (156, 1862174), (312, 931087)]