261775332

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{79907}}^1$

素因数の和:79937

約数の個数: 72

約数和(自身を含む): 814422336

約数和(自身を除く): 552647004

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 36, 39, 42, 52, 63, 78, 84, 91, 117, 126, 156, 182, 234, 252, 273, 364, 468, 546, 819, 1092, 1638, 3276, 79907, 159814, 239721, 319628, 479442, 559349, 719163, 958884, 1038791, 1118698, 1438326, 1678047, 2077582, 2237396, 2876652, 3116373, 3356094, 4155164, 5034141, 6232746, 6712188, 7271537, 9349119, 10068282, 12465492, 14543074, 18698238, 20136564, 21814611, 29086148, 37396476, 43629222, 65443833, 87258444, 130887666, 261775332]

約数ペア:

[(1, 261775332), (2, 130887666), (3, 87258444), (4, 65443833), (6, 43629222), (7, 37396476), (9, 29086148), (12, 21814611), (13, 20136564), (14, 18698238), (18, 14543074), (21, 12465492), (26, 10068282), (28, 9349119), (36, 7271537), (39, 6712188), (42, 6232746), (52, 5034141), (63, 4155164), (78, 3356094), (84, 3116373), (91, 2876652), (117, 2237396), (126, 2077582), (156, 1678047), (182, 1438326), (234, 1118698), (252, 1038791), (273, 958884), (364, 719163), (468, 559349), (546, 479442), (819, 319628), (1092, 239721), (1638, 159814), (3276, 79907)]