211378518

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{353}}^1\times {\mathrm{853}}^1$

素因数の和:1230

約数の個数: 64

約数和(自身を含む): 507890880

約数和(自身を除く): 296512362

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 117, 234, 351, 353, 702, 706, 853, 1059, 1706, 2118, 2559, 3177, 4589, 5118, 6354, 7677, 9178, 9531, 11089, 13767, 15354, 19062, 22178, 23031, 27534, 33267, 41301, 46062, 66534, 82602, 99801, 123903, 199602, 247806, 299403, 301109, 598806, 602218, 903327, 1806654, 2709981, 3914417, 5419962, 7828834, 8129943, 11743251, 16259886, 23486502, 35229753, 70459506, 105689259, 211378518]

約数ペア:

[(1, 211378518), (2, 105689259), (3, 70459506), (6, 35229753), (9, 23486502), (13, 16259886), (18, 11743251), (26, 8129943), (27, 7828834), (39, 5419962), (54, 3914417), (78, 2709981), (117, 1806654), (234, 903327), (351, 602218), (353, 598806), (702, 301109), (706, 299403), (853, 247806), (1059, 199602), (1706, 123903), (2118, 99801), (2559, 82602), (3177, 66534), (4589, 46062), (5118, 41301), (6354, 33267), (7677, 27534), (9178, 23031), (9531, 22178), (11089, 19062), (13767, 15354)]