311907258

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{331}}^1\times {\mathrm{4027}}^1$

素因数の和:4379

約数の個数: 48

約数和(自身を含む): 730163616

約数和(自身を除く): 418256358

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 331, 662, 993, 1986, 2979, 4027, 4303, 5958, 8054, 8606, 12081, 12909, 24162, 25818, 36243, 38727, 52351, 72486, 77454, 104702, 157053, 314106, 471159, 942318, 1332937, 2665874, 3998811, 7997622, 11996433, 17328181, 23992866, 34656362, 51984543, 103969086, 155953629, 311907258]

約数ペア:

[(1, 311907258), (2, 155953629), (3, 103969086), (6, 51984543), (9, 34656362), (13, 23992866), (18, 17328181), (26, 11996433), (39, 7997622), (78, 3998811), (117, 2665874), (234, 1332937), (331, 942318), (662, 471159), (993, 314106), (1986, 157053), (2979, 104702), (4027, 77454), (4303, 72486), (5958, 52351), (8054, 38727), (8606, 36243), (12081, 25818), (12909, 24162)]