25934181

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{331}}^1$

素因数の和:402

約数の個数: 48

約数和(自身を含む): 44509248

約数和(自身を除く): 18575067

約数列:

[1, 3, 7, 13, 21, 39, 41, 49, 91, 123, 147, 273, 287, 331, 533, 637, 861, 993, 1599, 1911, 2009, 2317, 3731, 4303, 6027, 6951, 11193, 12909, 13571, 16219, 26117, 30121, 40713, 48657, 78351, 90363, 94997, 176423, 210847, 284991, 529269, 632541, 664979, 1234961, 1994937, 3704883, 8644727, 25934181]

約数ペア:

[(1, 25934181), (3, 8644727), (7, 3704883), (13, 1994937), (21, 1234961), (39, 664979), (41, 632541), (49, 529269), (91, 284991), (123, 210847), (147, 176423), (273, 94997), (287, 90363), (331, 78351), (533, 48657), (637, 40713), (861, 30121), (993, 26117), (1599, 16219), (1911, 13571), (2009, 12909), (2317, 11193), (3731, 6951), (4303, 6027)]