263230218

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{3907}}^1$

素因数の和:4131

約数の個数: 48

約数和(自身を含む): 603551520

約数和(自身を除く): 340321302

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 114, 171, 197, 342, 394, 591, 1182, 1773, 3546, 3743, 3907, 7486, 7814, 11229, 11721, 22458, 23442, 33687, 35163, 67374, 70326, 74233, 148466, 222699, 445398, 668097, 769679, 1336194, 1539358, 2309037, 4618074, 6927111, 13854222, 14623901, 29247802, 43871703, 87743406, 131615109, 263230218]

約数ペア:

[(1, 263230218), (2, 131615109), (3, 87743406), (6, 43871703), (9, 29247802), (18, 14623901), (19, 13854222), (38, 6927111), (57, 4618074), (114, 2309037), (171, 1539358), (197, 1336194), (342, 769679), (394, 668097), (591, 445398), (1182, 222699), (1773, 148466), (3546, 74233), (3743, 70326), (3907, 67374), (7486, 35163), (7814, 33687), (11229, 23442), (11721, 22458)]