257974752

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{383891}}^1$

素因数の和:383911

約数の個数: 48

約数和(自身を含む): 773926272

約数和(自身を除く): 515951520

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 84, 96, 112, 168, 224, 336, 672, 383891, 767782, 1151673, 1535564, 2303346, 2687237, 3071128, 4606692, 5374474, 6142256, 8061711, 9213384, 10748948, 12284512, 16123422, 18426768, 21497896, 32246844, 36853536, 42995792, 64493688, 85991584, 128987376, 257974752]

約数ペア:

[(1, 257974752), (2, 128987376), (3, 85991584), (4, 64493688), (6, 42995792), (7, 36853536), (8, 32246844), (12, 21497896), (14, 18426768), (16, 16123422), (21, 12284512), (24, 10748948), (28, 9213384), (32, 8061711), (42, 6142256), (48, 5374474), (56, 4606692), (84, 3071128), (96, 2687237), (112, 2303346), (168, 1535564), (224, 1151673), (336, 767782), (672, 383891)]