197132390

素因数分解:

$2^1\times 5^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{4421}}^1$

素因数の和:4462

約数の個数: 64

約数和(自身を含む): 445737600

約数和(自身を除く): 248605210

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 49, 65, 70, 91, 98, 130, 182, 245, 343, 455, 490, 637, 686, 910, 1274, 1715, 3185, 3430, 4421, 4459, 6370, 8842, 8918, 22105, 22295, 30947, 44210, 44590, 57473, 61894, 114946, 154735, 216629, 287365, 309470, 402311, 433258, 574730, 804622, 1083145, 1516403, 2011555, 2166290, 2816177, 3032806, 4023110, 5632354, 7582015, 14080885, 15164030, 19713239, 28161770, 39426478, 98566195, 197132390]

約数ペア:

[(1, 197132390), (2, 98566195), (5, 39426478), (7, 28161770), (10, 19713239), (13, 15164030), (14, 14080885), (26, 7582015), (35, 5632354), (49, 4023110), (65, 3032806), (70, 2816177), (91, 2166290), (98, 2011555), (130, 1516403), (182, 1083145), (245, 804622), (343, 574730), (455, 433258), (490, 402311), (637, 309470), (686, 287365), (910, 216629), (1274, 154735), (1715, 114946), (3185, 61894), (3430, 57473), (4421, 44590), (4459, 44210), (6370, 30947), (8842, 22295), (8918, 22105)]