198664228

素因数分解:

$2^2\times 7^3\times {\mathrm{19}}^1\times {\mathrm{7621}}^1$

素因数の和:7665

約数の個数: 48

約数和(自身を含む): 426832000

約数和(自身を除く): 228167772

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 49, 76, 98, 133, 196, 266, 343, 532, 686, 931, 1372, 1862, 3724, 6517, 7621, 13034, 15242, 26068, 30484, 53347, 106694, 144799, 213388, 289598, 373429, 579196, 746858, 1013593, 1493716, 2027186, 2614003, 4054372, 5228006, 7095151, 10456012, 14190302, 28380604, 49666057, 99332114, 198664228]

約数ペア:

[(1, 198664228), (2, 99332114), (4, 49666057), (7, 28380604), (14, 14190302), (19, 10456012), (28, 7095151), (38, 5228006), (49, 4054372), (76, 2614003), (98, 2027186), (133, 1493716), (196, 1013593), (266, 746858), (343, 579196), (532, 373429), (686, 289598), (931, 213388), (1372, 144799), (1862, 106694), (3724, 53347), (6517, 30484), (7621, 26068), (13034, 15242)]