199420228

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{271}}^1\times {\mathrm{641}}^1$

素因数の和:964

約数の個数: 48

約数和(自身を含む): 410715648

約数和(自身を除く): 211295420

約数列:

[1, 2, 4, 7, 14, 28, 41, 82, 164, 271, 287, 542, 574, 641, 1084, 1148, 1282, 1897, 2564, 3794, 4487, 7588, 8974, 11111, 17948, 22222, 26281, 44444, 52562, 77777, 105124, 155554, 173711, 183967, 311108, 347422, 367934, 694844, 735868, 1215977, 2431954, 4863908, 7122151, 14244302, 28488604, 49855057, 99710114, 199420228]

約数ペア:

[(1, 199420228), (2, 99710114), (4, 49855057), (7, 28488604), (14, 14244302), (28, 7122151), (41, 4863908), (82, 2431954), (164, 1215977), (271, 735868), (287, 694844), (542, 367934), (574, 347422), (641, 311108), (1084, 183967), (1148, 173711), (1282, 155554), (1897, 105124), (2564, 77777), (3794, 52562), (4487, 44444), (7588, 26281), (8974, 22222), (11111, 17948)]