181236978

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{12697}}^1$

素因数の和:12779

約数の個数: 48

約数和(自身を含む): 429852696

約数和(自身を除く): 248615718

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 61, 78, 117, 122, 183, 234, 366, 549, 793, 1098, 1586, 2379, 4758, 7137, 12697, 14274, 25394, 38091, 76182, 114273, 165061, 228546, 330122, 495183, 774517, 990366, 1485549, 1549034, 2323551, 2971098, 4647102, 6970653, 10068721, 13941306, 20137442, 30206163, 60412326, 90618489, 181236978]

約数ペア:

[(1, 181236978), (2, 90618489), (3, 60412326), (6, 30206163), (9, 20137442), (13, 13941306), (18, 10068721), (26, 6970653), (39, 4647102), (61, 2971098), (78, 2323551), (117, 1549034), (122, 1485549), (183, 990366), (234, 774517), (366, 495183), (549, 330122), (793, 228546), (1098, 165061), (1586, 114273), (2379, 76182), (4758, 38091), (7137, 25394), (12697, 14274)]