2791386

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{151}}^1$

素因数の和:251

約数の個数: 48

約数和(自身を含む): 6639360

約数和(自身を除く): 3847974

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 79, 117, 151, 158, 234, 237, 302, 453, 474, 711, 906, 1027, 1359, 1422, 1963, 2054, 2718, 3081, 3926, 5889, 6162, 9243, 11778, 11929, 17667, 18486, 23858, 35334, 35787, 71574, 107361, 155077, 214722, 310154, 465231, 930462, 1395693, 2791386]

約数ペア:

[(1, 2791386), (2, 1395693), (3, 930462), (6, 465231), (9, 310154), (13, 214722), (18, 155077), (26, 107361), (39, 71574), (78, 35787), (79, 35334), (117, 23858), (151, 18486), (158, 17667), (234, 11929), (237, 11778), (302, 9243), (453, 6162), (474, 5889), (711, 3926), (906, 3081), (1027, 2718), (1359, 2054), (1422, 1963)]