261537276

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{21773}}^1$

素因数の和:21811

約数の個数: 96

約数和(自身を含む): 819399168

約数和(自身を除く): 557861892

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 13, 14, 21, 22, 26, 28, 33, 39, 42, 44, 52, 66, 77, 78, 84, 91, 132, 143, 154, 156, 182, 231, 273, 286, 308, 364, 429, 462, 546, 572, 858, 924, 1001, 1092, 1716, 2002, 3003, 4004, 6006, 12012, 21773, 43546, 65319, 87092, 130638, 152411, 239503, 261276, 283049, 304822, 457233, 479006, 566098, 609644, 718509, 849147, 914466, 958012, 1132196, 1437018, 1676521, 1698294, 1828932, 1981343, 2874036, 3113539, 3353042, 3396588, 3962686, 5029563, 5944029, 6227078, 6706084, 7925372, 9340617, 10059126, 11888058, 12454156, 18681234, 20118252, 21794773, 23776116, 37362468, 43589546, 65384319, 87179092, 130768638, 261537276]

約数ペア:

[(1, 261537276), (2, 130768638), (3, 87179092), (4, 65384319), (6, 43589546), (7, 37362468), (11, 23776116), (12, 21794773), (13, 20118252), (14, 18681234), (21, 12454156), (22, 11888058), (26, 10059126), (28, 9340617), (33, 7925372), (39, 6706084), (42, 6227078), (44, 5944029), (52, 5029563), (66, 3962686), (77, 3396588), (78, 3353042), (84, 3113539), (91, 2874036), (132, 1981343), (143, 1828932), (154, 1698294), (156, 1676521), (182, 1437018), (231, 1132196), (273, 958012), (286, 914466), (308, 849147), (364, 718509), (429, 609644), (462, 566098), (546, 479006), (572, 457233), (858, 304822), (924, 283049), (1001, 261276), (1092, 239503), (1716, 152411), (2002, 130638), (3003, 87092), (4004, 65319), (6006, 43546), (12012, 21773)]