311914911

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1\times {\mathrm{349}}^1$

素因数の和:496

約数の個数: 64

約数和(自身を含む): 537062400

約数和(自身を除く): 225147489

約数列:

[1, 3, 7, 11, 21, 33, 53, 73, 77, 159, 219, 231, 349, 371, 511, 583, 803, 1047, 1113, 1533, 1749, 2409, 2443, 3839, 3869, 4081, 5621, 7329, 11517, 11607, 12243, 16863, 18497, 25477, 26873, 27083, 42559, 55491, 76431, 80619, 81249, 127677, 129479, 178339, 203467, 280247, 297913, 388437, 535017, 610401, 840741, 893739, 1350281, 1424269, 1961729, 4050843, 4272807, 5885187, 9451967, 14853091, 28355901, 44559273, 103971637, 311914911]

約数ペア:

[(1, 311914911), (3, 103971637), (7, 44559273), (11, 28355901), (21, 14853091), (33, 9451967), (53, 5885187), (73, 4272807), (77, 4050843), (159, 1961729), (219, 1424269), (231, 1350281), (349, 893739), (371, 840741), (511, 610401), (583, 535017), (803, 388437), (1047, 297913), (1113, 280247), (1533, 203467), (1749, 178339), (2409, 129479), (2443, 127677), (3839, 81249), (3869, 80619), (4081, 76431), (5621, 55491), (7329, 42559), (11517, 27083), (11607, 26873), (12243, 25477), (16863, 18497)]